From 2d419df353d2558544c894509304acf7753bb4f7 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:44 +0100 Subject: fbdev: cg14: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/cg14.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/cg14.c b/drivers/video/fbdev/cg14.c index 6a745eb46ca1..a028ede39c12 100644 --- a/drivers/video/fbdev/cg14.c +++ b/drivers/video/fbdev/cg14.c @@ -569,7 +569,7 @@ out_err: return err; } -static int cg14_remove(struct platform_device *op) +static void cg14_remove(struct platform_device *op) { struct fb_info *info = dev_get_drvdata(&op->dev); struct cg14_par *par = info->par; @@ -580,8 +580,6 @@ static int cg14_remove(struct platform_device *op) cg14_unmap_regs(op, info, par); framebuffer_release(info); - - return 0; } static const struct of_device_id cg14_match[] = { @@ -598,7 +596,7 @@ static struct platform_driver cg14_driver = { .of_match_table = cg14_match, }, .probe = cg14_probe, - .remove = cg14_remove, + .remove_new = cg14_remove, }; static int __init cg14_init(void) -- cgit v1.2.3 From dd65e6f3fad96150cf54f8757f71884127ec4376 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:45 +0100 Subject: fbdev: cg3: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/cg3.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/cg3.c b/drivers/video/fbdev/cg3.c index 3a37fff4df36..6335cd364c74 100644 --- a/drivers/video/fbdev/cg3.c +++ b/drivers/video/fbdev/cg3.c @@ -434,7 +434,7 @@ out_err: return err; } -static int cg3_remove(struct platform_device *op) +static void cg3_remove(struct platform_device *op) { struct fb_info *info = dev_get_drvdata(&op->dev); struct cg3_par *par = info->par; @@ -446,8 +446,6 @@ static int cg3_remove(struct platform_device *op) of_iounmap(&op->resource[0], info->screen_base, info->fix.smem_len); framebuffer_release(info); - - return 0; } static const struct of_device_id cg3_match[] = { @@ -467,7 +465,7 @@ static struct platform_driver cg3_driver = { .of_match_table = cg3_match, }, .probe = cg3_probe, - .remove = cg3_remove, + .remove_new = cg3_remove, }; static int __init cg3_init(void) -- cgit v1.2.3 From 2a50e4a1e685f9703763ee4a13f7bc622eecf79e Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:46 +0100 Subject: fbdev: cg6: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/cg6.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/cg6.c b/drivers/video/fbdev/cg6.c index 97ef43c25974..6884572efea1 100644 --- a/drivers/video/fbdev/cg6.c +++ b/drivers/video/fbdev/cg6.c @@ -828,7 +828,7 @@ out_err: return err; } -static int cg6_remove(struct platform_device *op) +static void cg6_remove(struct platform_device *op) { struct fb_info *info = dev_get_drvdata(&op->dev); struct cg6_par *par = info->par; @@ -839,8 +839,6 @@ static int cg6_remove(struct platform_device *op) cg6_unmap_regs(op, info, par); framebuffer_release(info); - - return 0; } static const struct of_device_id cg6_match[] = { @@ -860,7 +858,7 @@ static struct platform_driver cg6_driver = { .of_match_table = cg6_match, }, .probe = cg6_probe, - .remove = cg6_remove, + .remove_new = cg6_remove, }; static int __init cg6_init(void) -- cgit v1.2.3 From fdc757fe7cb0f14dff4dc43c843a453d6bc41a48 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:47 +0100 Subject: fbdev: clps711x-fb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/clps711x-fb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/clps711x-fb.c b/drivers/video/fbdev/clps711x-fb.c index c8bfc608bd9c..ac0d058152a3 100644 --- a/drivers/video/fbdev/clps711x-fb.c +++ b/drivers/video/fbdev/clps711x-fb.c @@ -350,7 +350,7 @@ out_fb_release: return ret; } -static int clps711x_fb_remove(struct platform_device *pdev) +static void clps711x_fb_remove(struct platform_device *pdev) { struct fb_info *info = platform_get_drvdata(pdev); struct clps711x_fb_info *cfb = info->par; @@ -360,8 +360,6 @@ static int clps711x_fb_remove(struct platform_device *pdev) unregister_framebuffer(info); fb_dealloc_cmap(&info->cmap); framebuffer_release(info); - - return 0; } static const struct of_device_id clps711x_fb_dt_ids[] = { @@ -376,7 +374,7 @@ static struct platform_driver clps711x_fb_driver = { .of_match_table = clps711x_fb_dt_ids, }, .probe = clps711x_fb_probe, - .remove = clps711x_fb_remove, + .remove_new = clps711x_fb_remove, }; module_platform_driver(clps711x_fb_driver); -- cgit v1.2.3 From ac40ac6ca0fae749417819d9081d79886b1154a4 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:48 +0100 Subject: fbdev: cobalt_lcdfb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/cobalt_lcdfb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/cobalt_lcdfb.c b/drivers/video/fbdev/cobalt_lcdfb.c index 5f8b6324d2e8..feeace079425 100644 --- a/drivers/video/fbdev/cobalt_lcdfb.c +++ b/drivers/video/fbdev/cobalt_lcdfb.c @@ -324,7 +324,7 @@ static int cobalt_lcdfb_probe(struct platform_device *dev) return 0; } -static int cobalt_lcdfb_remove(struct platform_device *dev) +static void cobalt_lcdfb_remove(struct platform_device *dev) { struct fb_info *info; @@ -333,13 +333,11 @@ static int cobalt_lcdfb_remove(struct platform_device *dev) unregister_framebuffer(info); framebuffer_release(info); } - - return 0; } static struct platform_driver cobalt_lcdfb_driver = { .probe = cobalt_lcdfb_probe, - .remove = cobalt_lcdfb_remove, + .remove_new = cobalt_lcdfb_remove, .driver = { .name = "cobalt-lcd", }, -- cgit v1.2.3 From 33c890d022f91d7807cc9673f7017b480f64b2cf Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:49 +0100 Subject: fbdev: da8xx-fb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/da8xx-fb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/da8xx-fb.c b/drivers/video/fbdev/da8xx-fb.c index cd07e401b326..60cd1286370f 100644 --- a/drivers/video/fbdev/da8xx-fb.c +++ b/drivers/video/fbdev/da8xx-fb.c @@ -1064,7 +1064,7 @@ static void lcd_da8xx_cpufreq_deregister(struct da8xx_fb_par *par) } #endif -static int fb_remove(struct platform_device *dev) +static void fb_remove(struct platform_device *dev) { struct fb_info *info = platform_get_drvdata(dev); struct da8xx_fb_par *par = info->par; @@ -1091,8 +1091,6 @@ static int fb_remove(struct platform_device *dev) pm_runtime_put_sync(&dev->dev); pm_runtime_disable(&dev->dev); framebuffer_release(info); - - return 0; } /* @@ -1657,7 +1655,7 @@ static SIMPLE_DEV_PM_OPS(fb_pm_ops, fb_suspend, fb_resume); static struct platform_driver da8xx_fb_driver = { .probe = fb_probe, - .remove = fb_remove, + .remove_new = fb_remove, .driver = { .name = DRIVER_NAME, .pm = &fb_pm_ops, -- cgit v1.2.3 From 156ebfe4c87d1379fd599677d90056c911dc03f8 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:50 +0100 Subject: fbdev: efifb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/efifb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/efifb.c b/drivers/video/fbdev/efifb.c index a5779fb453a2..3d7be69ab593 100644 --- a/drivers/video/fbdev/efifb.c +++ b/drivers/video/fbdev/efifb.c @@ -621,15 +621,13 @@ err_release_mem: return err; } -static int efifb_remove(struct platform_device *pdev) +static void efifb_remove(struct platform_device *pdev) { struct fb_info *info = platform_get_drvdata(pdev); /* efifb_destroy takes care of info cleanup */ unregister_framebuffer(info); sysfs_remove_groups(&pdev->dev.kobj, efifb_groups); - - return 0; } static struct platform_driver efifb_driver = { @@ -637,7 +635,7 @@ static struct platform_driver efifb_driver = { .name = "efi-framebuffer", }, .probe = efifb_probe, - .remove = efifb_remove, + .remove_new = efifb_remove, }; builtin_platform_driver(efifb_driver); -- cgit v1.2.3 From 81431a9eaca14166f4dec21059f67cea81fac688 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:51 +0100 Subject: fbdev: ep93xx-fb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/ep93xx-fb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/ep93xx-fb.c b/drivers/video/fbdev/ep93xx-fb.c index 305f1587bd89..94fe52928be2 100644 --- a/drivers/video/fbdev/ep93xx-fb.c +++ b/drivers/video/fbdev/ep93xx-fb.c @@ -573,7 +573,7 @@ failed_cmap: return err; } -static int ep93xxfb_remove(struct platform_device *pdev) +static void ep93xxfb_remove(struct platform_device *pdev) { struct fb_info *info = platform_get_drvdata(pdev); struct ep93xx_fbi *fbi = info->par; @@ -587,13 +587,11 @@ static int ep93xxfb_remove(struct platform_device *pdev) fbi->mach_info->teardown(pdev); kfree(info); - - return 0; } static struct platform_driver ep93xxfb_driver = { .probe = ep93xxfb_probe, - .remove = ep93xxfb_remove, + .remove_new = ep93xxfb_remove, .driver = { .name = "ep93xx-fb", }, -- cgit v1.2.3 From b917b0a9c6b92e0abb4e07a9568cd93df831b7ff Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:52 +0100 Subject: fbdev: ffb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/ffb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/ffb.c b/drivers/video/fbdev/ffb.c index 7cba3969a970..c6d3111dcbb0 100644 --- a/drivers/video/fbdev/ffb.c +++ b/drivers/video/fbdev/ffb.c @@ -1023,7 +1023,7 @@ out_err: return err; } -static int ffb_remove(struct platform_device *op) +static void ffb_remove(struct platform_device *op) { struct fb_info *info = dev_get_drvdata(&op->dev); struct ffb_par *par = info->par; @@ -1035,8 +1035,6 @@ static int ffb_remove(struct platform_device *op) of_iounmap(&op->resource[1], par->dac, sizeof(struct ffb_dac)); framebuffer_release(info); - - return 0; } static const struct of_device_id ffb_match[] = { @@ -1056,7 +1054,7 @@ static struct platform_driver ffb_driver = { .of_match_table = ffb_match, }, .probe = ffb_probe, - .remove = ffb_remove, + .remove_new = ffb_remove, }; static int __init ffb_init(void) -- cgit v1.2.3 From 0dc08e875aca46813efad5a18c98749d2fb41935 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:53 +0100 Subject: fbdev: fsl-diu-fb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/fsl-diu-fb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/fsl-diu-fb.c b/drivers/video/fbdev/fsl-diu-fb.c index e332017c6af6..730a07d23fa9 100644 --- a/drivers/video/fbdev/fsl-diu-fb.c +++ b/drivers/video/fbdev/fsl-diu-fb.c @@ -1823,7 +1823,7 @@ error: return ret; } -static int fsl_diu_remove(struct platform_device *pdev) +static void fsl_diu_remove(struct platform_device *pdev) { struct fsl_diu_data *data; int i; @@ -1837,8 +1837,6 @@ static int fsl_diu_remove(struct platform_device *pdev) uninstall_fb(&data->fsl_diu_info[i]); iounmap(data->diu_reg); - - return 0; } #ifndef MODULE @@ -1885,7 +1883,7 @@ static struct platform_driver fsl_diu_driver = { .of_match_table = fsl_diu_match, }, .probe = fsl_diu_probe, - .remove = fsl_diu_remove, + .remove_new = fsl_diu_remove, .suspend = fsl_diu_suspend, .resume = fsl_diu_resume, }; -- cgit v1.2.3 From e16e7ea4a8e5023ce9a68d7762102b5a9ccb17dd Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:54 +0100 Subject: fbdev: gbefb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/gbefb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/gbefb.c b/drivers/video/fbdev/gbefb.c index 000b4aa44241..3f141e21b7e0 100644 --- a/drivers/video/fbdev/gbefb.c +++ b/drivers/video/fbdev/gbefb.c @@ -1233,7 +1233,7 @@ out_release_framebuffer: return ret; } -static int gbefb_remove(struct platform_device* p_dev) +static void gbefb_remove(struct platform_device* p_dev) { struct fb_info *info = platform_get_drvdata(p_dev); struct gbefb_par *par = info->par; @@ -1243,13 +1243,11 @@ static int gbefb_remove(struct platform_device* p_dev) arch_phys_wc_del(par->wc_cookie); release_mem_region(GBE_BASE, sizeof(struct sgi_gbe)); framebuffer_release(info); - - return 0; } static struct platform_driver gbefb_driver = { .probe = gbefb_probe, - .remove = gbefb_remove, + .remove_new = gbefb_remove, .driver = { .name = "gbefb", .dev_groups = gbefb_groups, -- cgit v1.2.3 From ecab1e9a54db8a2535d3ee7b25f78c3d02dfad19 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:55 +0100 Subject: fbdev: goldfishfb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/goldfishfb.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/goldfishfb.c b/drivers/video/fbdev/goldfishfb.c index 2b885cd046fe..6fa2108fd912 100644 --- a/drivers/video/fbdev/goldfishfb.c +++ b/drivers/video/fbdev/goldfishfb.c @@ -283,7 +283,7 @@ err_fb_alloc_failed: return ret; } -static int goldfish_fb_remove(struct platform_device *pdev) +static void goldfish_fb_remove(struct platform_device *pdev) { size_t framesize; struct goldfish_fb *fb = platform_get_drvdata(pdev); @@ -296,7 +296,6 @@ static int goldfish_fb_remove(struct platform_device *pdev) fb->fb.fix.smem_start); iounmap(fb->reg_base); kfree(fb); - return 0; } static const struct of_device_id goldfish_fb_of_match[] = { @@ -315,7 +314,7 @@ MODULE_DEVICE_TABLE(acpi, goldfish_fb_acpi_match); static struct platform_driver goldfish_fb_driver = { .probe = goldfish_fb_probe, - .remove = goldfish_fb_remove, + .remove_new = goldfish_fb_remove, .driver = { .name = "goldfish_fb", .of_match_table = goldfish_fb_of_match, -- cgit v1.2.3 From 41aede214f2f68f69d42a802ca8aab5b1aa9ea66 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:56 +0100 Subject: fbdev: grvga: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/grvga.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/grvga.c b/drivers/video/fbdev/grvga.c index 24818b276241..9aa15be29ea9 100644 --- a/drivers/video/fbdev/grvga.c +++ b/drivers/video/fbdev/grvga.c @@ -504,7 +504,7 @@ free_fb: return retval; } -static int grvga_remove(struct platform_device *device) +static void grvga_remove(struct platform_device *device) { struct fb_info *info = dev_get_drvdata(&device->dev); struct grvga_par *par; @@ -524,8 +524,6 @@ static int grvga_remove(struct platform_device *device) framebuffer_release(info); } - - return 0; } static struct of_device_id svgactrl_of_match[] = { @@ -545,7 +543,7 @@ static struct platform_driver grvga_driver = { .of_match_table = svgactrl_of_match, }, .probe = grvga_probe, - .remove = grvga_remove, + .remove_new = grvga_remove, }; module_platform_driver(grvga_driver); -- cgit v1.2.3 From 5be0ce71097d087060cc9e9a416f62fa74e5a9dd Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:57 +0100 Subject: fbdev: hecubafb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/hecubafb.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/hecubafb.c b/drivers/video/fbdev/hecubafb.c index eb1eaadc1bbb..5a149458d3b4 100644 --- a/drivers/video/fbdev/hecubafb.c +++ b/drivers/video/fbdev/hecubafb.c @@ -279,7 +279,7 @@ err_videomem_alloc: return retval; } -static int hecubafb_remove(struct platform_device *dev) +static void hecubafb_remove(struct platform_device *dev) { struct fb_info *info = platform_get_drvdata(dev); @@ -293,12 +293,11 @@ static int hecubafb_remove(struct platform_device *dev) module_put(par->board->owner); framebuffer_release(info); } - return 0; } static struct platform_driver hecubafb_driver = { .probe = hecubafb_probe, - .remove = hecubafb_remove, + .remove_new = hecubafb_remove, .driver = { .name = "hecubafb", }, -- cgit v1.2.3 From f693b4de3546fa484b86437fb06ac307603aed3e Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:58 +0100 Subject: fbdev: hgafb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/hgafb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/hgafb.c b/drivers/video/fbdev/hgafb.c index bd3d07aa4f0e..20bdab738ab7 100644 --- a/drivers/video/fbdev/hgafb.c +++ b/drivers/video/fbdev/hgafb.c @@ -595,7 +595,7 @@ static int hgafb_probe(struct platform_device *pdev) return 0; } -static int hgafb_remove(struct platform_device *pdev) +static void hgafb_remove(struct platform_device *pdev) { struct fb_info *info = platform_get_drvdata(pdev); @@ -614,13 +614,11 @@ static int hgafb_remove(struct platform_device *pdev) if (release_io_port) release_region(0x3bf, 1); - - return 0; } static struct platform_driver hgafb_driver = { .probe = hgafb_probe, - .remove = hgafb_remove, + .remove_new = hgafb_remove, .driver = { .name = "hgafb", }, -- cgit v1.2.3 From a1bb53688630aff762e79c6e4d781f33283f82a7 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:53:59 +0100 Subject: fbdev: hitfb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/hitfb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/hitfb.c b/drivers/video/fbdev/hitfb.c index bbb0f1d953cc..3033f5056976 100644 --- a/drivers/video/fbdev/hitfb.c +++ b/drivers/video/fbdev/hitfb.c @@ -415,15 +415,13 @@ err_fb: return ret; } -static int hitfb_remove(struct platform_device *dev) +static void hitfb_remove(struct platform_device *dev) { struct fb_info *info = platform_get_drvdata(dev); unregister_framebuffer(info); fb_dealloc_cmap(&info->cmap); framebuffer_release(info); - - return 0; } static int hitfb_suspend(struct device *dev) @@ -460,7 +458,7 @@ static const struct dev_pm_ops hitfb_dev_pm_ops = { static struct platform_driver hitfb_driver = { .probe = hitfb_probe, - .remove = hitfb_remove, + .remove_new = hitfb_remove, .driver = { .name = "hitfb", .pm = &hitfb_dev_pm_ops, -- cgit v1.2.3 From 909b7a3ea3989715ff20c191682c6a90eac3b4a4 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:00 +0100 Subject: fbdev: imxfb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/imxfb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/imxfb.c b/drivers/video/fbdev/imxfb.c index 51fde1b2a793..adf36690c342 100644 --- a/drivers/video/fbdev/imxfb.c +++ b/drivers/video/fbdev/imxfb.c @@ -1051,7 +1051,7 @@ failed_init: return ret; } -static int imxfb_remove(struct platform_device *pdev) +static void imxfb_remove(struct platform_device *pdev) { struct fb_info *info = platform_get_drvdata(pdev); struct imxfb_info *fbi = info->par; @@ -1064,8 +1064,6 @@ static int imxfb_remove(struct platform_device *pdev) fbi->map_dma); kfree(info->pseudo_palette); framebuffer_release(info); - - return 0; } static int __maybe_unused imxfb_suspend(struct device *dev) @@ -1097,7 +1095,7 @@ static struct platform_driver imxfb_driver = { .pm = &imxfb_pm_ops, }, .probe = imxfb_probe, - .remove = imxfb_remove, + .remove_new = imxfb_remove, .id_table = imxfb_devtype, }; module_platform_driver(imxfb_driver); -- cgit v1.2.3 From 3eafb6a37617eff4678723acb3400fe37e77f631 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:01 +0100 Subject: fbdev: leo: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/leo.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/leo.c b/drivers/video/fbdev/leo.c index 3eb0f3583f4f..3ffc0a725f89 100644 --- a/drivers/video/fbdev/leo.c +++ b/drivers/video/fbdev/leo.c @@ -637,7 +637,7 @@ out_err: return err; } -static int leo_remove(struct platform_device *op) +static void leo_remove(struct platform_device *op) { struct fb_info *info = dev_get_drvdata(&op->dev); struct leo_par *par = info->par; @@ -648,8 +648,6 @@ static int leo_remove(struct platform_device *op) leo_unmap_regs(op, info, par); framebuffer_release(info); - - return 0; } static const struct of_device_id leo_match[] = { @@ -666,7 +664,7 @@ static struct platform_driver leo_driver = { .of_match_table = leo_match, }, .probe = leo_probe, - .remove = leo_remove, + .remove_new = leo_remove, }; static int __init leo_init(void) -- cgit v1.2.3 From 3a2ab02ddfacb04f92d47f2fe6e4aef4c95366e4 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:02 +0100 Subject: fbdev: mb862xx: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/mb862xx/mb862xxfbdrv.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c b/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c index a236fc910148..b5c8fcab9940 100644 --- a/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c +++ b/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c @@ -784,7 +784,7 @@ fbrel: return ret; } -static int of_platform_mb862xx_remove(struct platform_device *ofdev) +static void of_platform_mb862xx_remove(struct platform_device *ofdev) { struct fb_info *fbi = dev_get_drvdata(&ofdev->dev); struct mb862xxfb_par *par = fbi->par; @@ -814,7 +814,6 @@ static int of_platform_mb862xx_remove(struct platform_device *ofdev) release_mem_region(par->res->start, res_size); framebuffer_release(fbi); - return 0; } /* @@ -838,7 +837,7 @@ static struct platform_driver of_platform_mb862xxfb_driver = { .of_match_table = of_platform_mb862xx_tbl, }, .probe = of_platform_mb862xx_probe, - .remove = of_platform_mb862xx_remove, + .remove_new = of_platform_mb862xx_remove, }; #endif -- cgit v1.2.3 From d0513776c132e040b2a438864dd1a2a362326858 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:03 +0100 Subject: fbdev: metronomefb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/metronomefb.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/metronomefb.c b/drivers/video/fbdev/metronomefb.c index 9fd4bb85d735..bbdbf463f0c8 100644 --- a/drivers/video/fbdev/metronomefb.c +++ b/drivers/video/fbdev/metronomefb.c @@ -744,7 +744,7 @@ err: return retval; } -static int metronomefb_remove(struct platform_device *dev) +static void metronomefb_remove(struct platform_device *dev) { struct fb_info *info = platform_get_drvdata(dev); @@ -761,12 +761,11 @@ static int metronomefb_remove(struct platform_device *dev) dev_dbg(&dev->dev, "calling release\n"); framebuffer_release(info); } - return 0; } static struct platform_driver metronomefb_driver = { .probe = metronomefb_probe, - .remove = metronomefb_remove, + .remove_new = metronomefb_remove, .driver = { .name = "metronomefb", }, -- cgit v1.2.3 From 419368fba704bf34c6d04a891b3989f47678911e Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:04 +0100 Subject: fbdev: mx3fb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/mx3fb.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/mx3fb.c b/drivers/video/fbdev/mx3fb.c index 76771e126d0a..63c186e0364a 100644 --- a/drivers/video/fbdev/mx3fb.c +++ b/drivers/video/fbdev/mx3fb.c @@ -1616,7 +1616,7 @@ eremap: return ret; } -static int mx3fb_remove(struct platform_device *dev) +static void mx3fb_remove(struct platform_device *dev) { struct mx3fb_data *mx3fb = platform_get_drvdata(dev); struct fb_info *fbi = mx3fb->fbi; @@ -1632,7 +1632,6 @@ static int mx3fb_remove(struct platform_device *dev) dmaengine_put(); iounmap(mx3fb->reg_base); - return 0; } static struct platform_driver mx3fb_driver = { @@ -1640,7 +1639,7 @@ static struct platform_driver mx3fb_driver = { .name = MX3FB_NAME, }, .probe = mx3fb_probe, - .remove = mx3fb_remove, + .remove_new = mx3fb_remove, .suspend = mx3fb_suspend, .resume = mx3fb_resume, }; -- cgit v1.2.3 From d14e9328fef310b42c58688cb5c3caaace5c967e Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:05 +0100 Subject: fbdev: ocfb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/ocfb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/ocfb.c b/drivers/video/fbdev/ocfb.c index da7e1457e58f..7ebe794583e1 100644 --- a/drivers/video/fbdev/ocfb.c +++ b/drivers/video/fbdev/ocfb.c @@ -370,7 +370,7 @@ err_dma_free: return ret; } -static int ocfb_remove(struct platform_device *pdev) +static void ocfb_remove(struct platform_device *pdev) { struct ocfb_dev *fbdev = platform_get_drvdata(pdev); @@ -383,8 +383,6 @@ static int ocfb_remove(struct platform_device *pdev) ocfb_writereg(fbdev, OCFB_CTRL, 0); platform_set_drvdata(pdev, NULL); - - return 0; } static const struct of_device_id ocfb_match[] = { @@ -395,7 +393,7 @@ MODULE_DEVICE_TABLE(of, ocfb_match); static struct platform_driver ocfb_driver = { .probe = ocfb_probe, - .remove = ocfb_remove, + .remove_new = ocfb_remove, .driver = { .name = "ocfb_fb", .of_match_table = ocfb_match, -- cgit v1.2.3 From db031426eb4680137f023d75fdb3646664227335 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:06 +0100 Subject: fbdev: offb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/offb.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/offb.c b/drivers/video/fbdev/offb.c index b97d251d894b..0065a77b6dbc 100644 --- a/drivers/video/fbdev/offb.c +++ b/drivers/video/fbdev/offb.c @@ -658,14 +658,12 @@ static void offb_init_nodriver(struct platform_device *parent, struct device_nod } } -static int offb_remove(struct platform_device *pdev) +static void offb_remove(struct platform_device *pdev) { struct fb_info *info = platform_get_drvdata(pdev); if (info) unregister_framebuffer(info); - - return 0; } static int offb_probe_bootx_noscreen(struct platform_device *pdev) @@ -680,7 +678,7 @@ static struct platform_driver offb_driver_bootx_noscreen = { .name = "bootx-noscreen", }, .probe = offb_probe_bootx_noscreen, - .remove = offb_remove, + .remove_new = offb_remove, }; static int offb_probe_display(struct platform_device *pdev) @@ -702,7 +700,7 @@ static struct platform_driver offb_driver_display = { .of_match_table = offb_of_match_display, }, .probe = offb_probe_display, - .remove = offb_remove, + .remove_new = offb_remove, }; static int __init offb_init(void) -- cgit v1.2.3 From dc6b77badc752e4965919f7b81ad9e3725ae0a64 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:07 +0100 Subject: fbdev: omapfb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/omap/omapfb_main.c | 6 ++---- drivers/video/fbdev/omap2/omapfb/dss/core.c | 6 ++---- drivers/video/fbdev/omap2/omapfb/dss/dispc.c | 5 ++--- drivers/video/fbdev/omap2/omapfb/dss/dpi.c | 5 ++--- drivers/video/fbdev/omap2/omapfb/dss/dsi.c | 5 ++--- drivers/video/fbdev/omap2/omapfb/dss/dss.c | 5 ++--- drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c | 5 ++--- drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c | 5 ++--- drivers/video/fbdev/omap2/omapfb/dss/sdi.c | 5 ++--- drivers/video/fbdev/omap2/omapfb/dss/venc.c | 5 ++--- drivers/video/fbdev/omap2/omapfb/omapfb-main.c | 6 ++---- 11 files changed, 22 insertions(+), 36 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/omap/omapfb_main.c b/drivers/video/fbdev/omap/omapfb_main.c index 18736079843d..ad65554b33c3 100644 --- a/drivers/video/fbdev/omap/omapfb_main.c +++ b/drivers/video/fbdev/omap/omapfb_main.c @@ -1799,7 +1799,7 @@ void omapfb_register_panel(struct lcd_panel *panel) EXPORT_SYMBOL_GPL(omapfb_register_panel); /* Called when the device is being detached from the driver */ -static int omapfb_remove(struct platform_device *pdev) +static void omapfb_remove(struct platform_device *pdev) { struct omapfb_device *fbdev = platform_get_drvdata(pdev); enum omapfb_state saved_state = fbdev->state; @@ -1811,8 +1811,6 @@ static int omapfb_remove(struct platform_device *pdev) platform_device_unregister(&omapdss_device); fbdev->dssdev = NULL; - - return 0; } /* PM suspend */ @@ -1837,7 +1835,7 @@ static int omapfb_resume(struct platform_device *pdev) static struct platform_driver omapfb_driver = { .probe = omapfb_probe, - .remove = omapfb_remove, + .remove_new = omapfb_remove, .suspend = omapfb_suspend, .resume = omapfb_resume, .driver = { diff --git a/drivers/video/fbdev/omap2/omapfb/dss/core.c b/drivers/video/fbdev/omap2/omapfb/dss/core.c index 37858be8be83..5fbd8885bad8 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/core.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/core.c @@ -171,13 +171,11 @@ static int __init omap_dss_probe(struct platform_device *pdev) return 0; } -static int omap_dss_remove(struct platform_device *pdev) +static void omap_dss_remove(struct platform_device *pdev) { unregister_pm_notifier(&omap_dss_pm_notif_block); dss_uninitialize_debugfs(); - - return 0; } static void omap_dss_shutdown(struct platform_device *pdev) @@ -187,7 +185,7 @@ static void omap_dss_shutdown(struct platform_device *pdev) } static struct platform_driver omap_dss_driver = { - .remove = omap_dss_remove, + .remove_new = omap_dss_remove, .shutdown = omap_dss_shutdown, .driver = { .name = "omapdss", diff --git a/drivers/video/fbdev/omap2/omapfb/dss/dispc.c b/drivers/video/fbdev/omap2/omapfb/dss/dispc.c index 92fb6b7e1f68..21fef9db90d2 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/dispc.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/dispc.c @@ -4017,10 +4017,9 @@ static int dispc_probe(struct platform_device *pdev) return component_add(&pdev->dev, &dispc_component_ops); } -static int dispc_remove(struct platform_device *pdev) +static void dispc_remove(struct platform_device *pdev) { component_del(&pdev->dev, &dispc_component_ops); - return 0; } static int dispc_runtime_suspend(struct device *dev) @@ -4073,7 +4072,7 @@ static const struct of_device_id dispc_of_match[] = { static struct platform_driver omap_dispchw_driver = { .probe = dispc_probe, - .remove = dispc_remove, + .remove_new = dispc_remove, .driver = { .name = "omapdss_dispc", .pm = &dispc_pm_ops, diff --git a/drivers/video/fbdev/omap2/omapfb/dss/dpi.c b/drivers/video/fbdev/omap2/omapfb/dss/dpi.c index 99ce6e955a46..7c1b7d89389a 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/dpi.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/dpi.c @@ -810,15 +810,14 @@ static int dpi_probe(struct platform_device *pdev) return component_add(&pdev->dev, &dpi_component_ops); } -static int dpi_remove(struct platform_device *pdev) +static void dpi_remove(struct platform_device *pdev) { component_del(&pdev->dev, &dpi_component_ops); - return 0; } static struct platform_driver omap_dpi_driver = { .probe = dpi_probe, - .remove = dpi_remove, + .remove_new = dpi_remove, .driver = { .name = "omapdss_dpi", .suppress_bind_attrs = true, diff --git a/drivers/video/fbdev/omap2/omapfb/dss/dsi.c b/drivers/video/fbdev/omap2/omapfb/dss/dsi.c index 7cddb7b8ae34..b7eb17a16ec4 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/dsi.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/dsi.c @@ -5495,10 +5495,9 @@ static int dsi_probe(struct platform_device *pdev) return component_add(&pdev->dev, &dsi_component_ops); } -static int dsi_remove(struct platform_device *pdev) +static void dsi_remove(struct platform_device *pdev) { component_del(&pdev->dev, &dsi_component_ops); - return 0; } static int dsi_runtime_suspend(struct device *dev) @@ -5565,7 +5564,7 @@ static const struct of_device_id dsi_of_match[] = { static struct platform_driver omap_dsihw_driver = { .probe = dsi_probe, - .remove = dsi_remove, + .remove_new = dsi_remove, .driver = { .name = "omapdss_dsi", .pm = &dsi_pm_ops, diff --git a/drivers/video/fbdev/omap2/omapfb/dss/dss.c b/drivers/video/fbdev/omap2/omapfb/dss/dss.c index 335e0af4eec1..d814e4baa4b3 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/dss.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/dss.c @@ -1224,10 +1224,9 @@ static int dss_probe(struct platform_device *pdev) return 0; } -static int dss_remove(struct platform_device *pdev) +static void dss_remove(struct platform_device *pdev) { component_master_del(&pdev->dev, &dss_component_ops); - return 0; } static int dss_runtime_suspend(struct device *dev) @@ -1279,7 +1278,7 @@ MODULE_DEVICE_TABLE(of, dss_of_match); static struct platform_driver omap_dsshw_driver = { .probe = dss_probe, - .remove = dss_remove, + .remove_new = dss_remove, .driver = { .name = "omapdss_dss", .pm = &dss_pm_ops, diff --git a/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c index 0f39612e002e..f05b4e35a842 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c @@ -756,10 +756,9 @@ static int hdmi4_probe(struct platform_device *pdev) return component_add(&pdev->dev, &hdmi4_component_ops); } -static int hdmi4_remove(struct platform_device *pdev) +static void hdmi4_remove(struct platform_device *pdev) { component_del(&pdev->dev, &hdmi4_component_ops); - return 0; } static int hdmi_runtime_suspend(struct device *dev) @@ -792,7 +791,7 @@ static const struct of_device_id hdmi_of_match[] = { static struct platform_driver omapdss_hdmihw_driver = { .probe = hdmi4_probe, - .remove = hdmi4_remove, + .remove_new = hdmi4_remove, .driver = { .name = "omapdss_hdmi", .pm = &hdmi_pm_ops, diff --git a/drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c index bfccc2cb917a..03292945b1d4 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c @@ -797,10 +797,9 @@ static int hdmi5_probe(struct platform_device *pdev) return component_add(&pdev->dev, &hdmi5_component_ops); } -static int hdmi5_remove(struct platform_device *pdev) +static void hdmi5_remove(struct platform_device *pdev) { component_del(&pdev->dev, &hdmi5_component_ops); - return 0; } static int hdmi_runtime_suspend(struct device *dev) @@ -834,7 +833,7 @@ static const struct of_device_id hdmi_of_match[] = { static struct platform_driver omapdss_hdmihw_driver = { .probe = hdmi5_probe, - .remove = hdmi5_remove, + .remove_new = hdmi5_remove, .driver = { .name = "omapdss_hdmi5", .pm = &hdmi_pm_ops, diff --git a/drivers/video/fbdev/omap2/omapfb/dss/sdi.c b/drivers/video/fbdev/omap2/omapfb/dss/sdi.c index 002f07f5480f..d527931b2b16 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/sdi.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/sdi.c @@ -375,15 +375,14 @@ static int sdi_probe(struct platform_device *pdev) return component_add(&pdev->dev, &sdi_component_ops); } -static int sdi_remove(struct platform_device *pdev) +static void sdi_remove(struct platform_device *pdev) { component_del(&pdev->dev, &sdi_component_ops); - return 0; } static struct platform_driver omap_sdi_driver = { .probe = sdi_probe, - .remove = sdi_remove, + .remove_new = sdi_remove, .driver = { .name = "omapdss_sdi", .suppress_bind_attrs = true, diff --git a/drivers/video/fbdev/omap2/omapfb/dss/venc.c b/drivers/video/fbdev/omap2/omapfb/dss/venc.c index 78a7309d25dd..c9d40e28a06f 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/venc.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/venc.c @@ -880,10 +880,9 @@ static int venc_probe(struct platform_device *pdev) return component_add(&pdev->dev, &venc_component_ops); } -static int venc_remove(struct platform_device *pdev) +static void venc_remove(struct platform_device *pdev) { component_del(&pdev->dev, &venc_component_ops); - return 0; } static int venc_runtime_suspend(struct device *dev) @@ -922,7 +921,7 @@ static const struct of_device_id venc_of_match[] = { static struct platform_driver omap_venchw_driver = { .probe = venc_probe, - .remove = venc_remove, + .remove_new = venc_remove, .driver = { .name = "omapdss_venc", .pm = &venc_pm_ops, diff --git a/drivers/video/fbdev/omap2/omapfb/omapfb-main.c b/drivers/video/fbdev/omap2/omapfb/omapfb-main.c index 5ccddcfce722..c0538069eb48 100644 --- a/drivers/video/fbdev/omap2/omapfb/omapfb-main.c +++ b/drivers/video/fbdev/omap2/omapfb/omapfb-main.c @@ -2599,7 +2599,7 @@ err0: return r; } -static int omapfb_remove(struct platform_device *pdev) +static void omapfb_remove(struct platform_device *pdev) { struct omapfb2_device *fbdev = platform_get_drvdata(pdev); @@ -2610,13 +2610,11 @@ static int omapfb_remove(struct platform_device *pdev) omapfb_free_resources(fbdev); omapdss_compat_uninit(); - - return 0; } static struct platform_driver omapfb_driver = { .probe = omapfb_probe, - .remove = omapfb_remove, + .remove_new = omapfb_remove, .driver = { .name = "omapfb", }, -- cgit v1.2.3 From 4d7960389f9e91dc7d09734f79346850f4fd11d9 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:08 +0100 Subject: fbdev: p9100: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/p9100.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/p9100.c b/drivers/video/fbdev/p9100.c index 4e88a0a195ad..3e44f9516318 100644 --- a/drivers/video/fbdev/p9100.c +++ b/drivers/video/fbdev/p9100.c @@ -327,7 +327,7 @@ out_err: return err; } -static int p9100_remove(struct platform_device *op) +static void p9100_remove(struct platform_device *op) { struct fb_info *info = dev_get_drvdata(&op->dev); struct p9100_par *par = info->par; @@ -339,8 +339,6 @@ static int p9100_remove(struct platform_device *op) of_iounmap(&op->resource[2], info->screen_base, info->fix.smem_len); framebuffer_release(info); - - return 0; } static const struct of_device_id p9100_match[] = { @@ -357,7 +355,7 @@ static struct platform_driver p9100_driver = { .of_match_table = p9100_match, }, .probe = p9100_probe, - .remove = p9100_remove, + .remove_new = p9100_remove, }; static int __init p9100_init(void) -- cgit v1.2.3 From cc6a0d407c4a8c8ce9aa971124592b3c805cf6f6 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:09 +0100 Subject: fbdev: platinumfb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/platinumfb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/platinumfb.c b/drivers/video/fbdev/platinumfb.c index 5b9e26ea6449..82f019f0a0d6 100644 --- a/drivers/video/fbdev/platinumfb.c +++ b/drivers/video/fbdev/platinumfb.c @@ -636,7 +636,7 @@ static int platinumfb_probe(struct platform_device* odev) return rc; } -static int platinumfb_remove(struct platform_device* odev) +static void platinumfb_remove(struct platform_device* odev) { struct fb_info *info = dev_get_drvdata(&odev->dev); struct fb_info_platinum *pinfo = info->par; @@ -654,8 +654,6 @@ static int platinumfb_remove(struct platform_device* odev) release_mem_region(pinfo->cmap_regs_phys, 0x1000); framebuffer_release(info); - - return 0; } static struct of_device_id platinumfb_match[] = @@ -673,7 +671,7 @@ static struct platform_driver platinum_driver = .of_match_table = platinumfb_match, }, .probe = platinumfb_probe, - .remove = platinumfb_remove, + .remove_new = platinumfb_remove, }; static int __init platinumfb_init(void) -- cgit v1.2.3 From bcfb6d43bb08babd207a93bce99d86c25febd51d Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:10 +0100 Subject: fbdev: pxa168fb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/pxa168fb.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/pxa168fb.c b/drivers/video/fbdev/pxa168fb.c index d5d0bbd39213..79f338463092 100644 --- a/drivers/video/fbdev/pxa168fb.c +++ b/drivers/video/fbdev/pxa168fb.c @@ -765,14 +765,14 @@ failed_free_info: return ret; } -static int pxa168fb_remove(struct platform_device *pdev) +static void pxa168fb_remove(struct platform_device *pdev) { struct pxa168fb_info *fbi = platform_get_drvdata(pdev); struct fb_info *info; unsigned int data; if (!fbi) - return 0; + return; /* disable DMA transfer */ data = readl(fbi->reg_base + LCD_SPU_DMA_CTRL0); @@ -794,8 +794,6 @@ static int pxa168fb_remove(struct platform_device *pdev) clk_disable_unprepare(fbi->clk); framebuffer_release(info); - - return 0; } static struct platform_driver pxa168fb_driver = { @@ -803,7 +801,7 @@ static struct platform_driver pxa168fb_driver = { .name = "pxa168-fb", }, .probe = pxa168fb_probe, - .remove = pxa168fb_remove, + .remove_new = pxa168fb_remove, }; module_platform_driver(pxa168fb_driver); -- cgit v1.2.3 From 2872c2913abf2d51c2d333477933801e14cc284b Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:11 +0100 Subject: fbdev: pxa3xx-gcu: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/pxa3xx-gcu.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/pxa3xx-gcu.c b/drivers/video/fbdev/pxa3xx-gcu.c index d16729215423..43c80316d84b 100644 --- a/drivers/video/fbdev/pxa3xx-gcu.c +++ b/drivers/video/fbdev/pxa3xx-gcu.c @@ -675,7 +675,7 @@ err_free_dma: return ret; } -static int pxa3xx_gcu_remove(struct platform_device *pdev) +static void pxa3xx_gcu_remove(struct platform_device *pdev) { struct pxa3xx_gcu_priv *priv = platform_get_drvdata(pdev); struct device *dev = &pdev->dev; @@ -685,8 +685,6 @@ static int pxa3xx_gcu_remove(struct platform_device *pdev) dma_free_coherent(dev, SHARED_SIZE, priv->shared, priv->shared_phys); clk_disable_unprepare(priv->clk); pxa3xx_gcu_free_buffers(dev, priv); - - return 0; } #ifdef CONFIG_OF @@ -699,7 +697,7 @@ MODULE_DEVICE_TABLE(of, pxa3xx_gcu_of_match); static struct platform_driver pxa3xx_gcu_driver = { .probe = pxa3xx_gcu_probe, - .remove = pxa3xx_gcu_remove, + .remove_new = pxa3xx_gcu_remove, .driver = { .name = DRV_NAME, .of_match_table = of_match_ptr(pxa3xx_gcu_of_match), -- cgit v1.2.3 From eb703b6089bdeee974a02894a001de3df804f772 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:12 +0100 Subject: fbdev: pxafb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/pxafb.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/pxafb.c b/drivers/video/fbdev/pxafb.c index c46ed78298ae..2a8b1dea3a67 100644 --- a/drivers/video/fbdev/pxafb.c +++ b/drivers/video/fbdev/pxafb.c @@ -2396,13 +2396,13 @@ failed: return ret; } -static int pxafb_remove(struct platform_device *dev) +static void pxafb_remove(struct platform_device *dev) { struct pxafb_info *fbi = platform_get_drvdata(dev); struct fb_info *info; if (!fbi) - return 0; + return; info = &fbi->fb; @@ -2418,8 +2418,6 @@ static int pxafb_remove(struct platform_device *dev) dma_free_coherent(&dev->dev, fbi->dma_buff_size, fbi->dma_buff, fbi->dma_buff_phys); - - return 0; } static const struct of_device_id pxafb_of_dev_id[] = { @@ -2432,7 +2430,7 @@ MODULE_DEVICE_TABLE(of, pxafb_of_dev_id); static struct platform_driver pxafb_driver = { .probe = pxafb_probe, - .remove = pxafb_remove, + .remove_new = pxafb_remove, .driver = { .name = "pxa2xx-fb", .of_match_table = pxafb_of_dev_id, -- cgit v1.2.3 From 77da73b32ceae6bb240fb57be6858042c76f9362 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:13 +0100 Subject: fbdev: s1d13xxxfb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/s1d13xxxfb.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/s1d13xxxfb.c b/drivers/video/fbdev/s1d13xxxfb.c index d1b5f965bc96..8f2edccdba46 100644 --- a/drivers/video/fbdev/s1d13xxxfb.c +++ b/drivers/video/fbdev/s1d13xxxfb.c @@ -748,13 +748,12 @@ static void __s1d13xxxfb_remove(struct platform_device *pdev) resource_size(&pdev->resource[1])); } -static int s1d13xxxfb_remove(struct platform_device *pdev) +static void s1d13xxxfb_remove(struct platform_device *pdev) { struct fb_info *info = platform_get_drvdata(pdev); unregister_framebuffer(info); __s1d13xxxfb_remove(pdev); - return 0; } static int s1d13xxxfb_probe(struct platform_device *pdev) @@ -995,7 +994,7 @@ static int s1d13xxxfb_resume(struct platform_device *dev) static struct platform_driver s1d13xxxfb_driver = { .probe = s1d13xxxfb_probe, - .remove = s1d13xxxfb_remove, + .remove_new = s1d13xxxfb_remove, #ifdef CONFIG_PM .suspend = s1d13xxxfb_suspend, .resume = s1d13xxxfb_resume, -- cgit v1.2.3 From f2f34fb9f94f79f7d7bb12410d2e0b7f3b867a54 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:14 +0100 Subject: fbdev: s3c-fb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/s3c-fb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/s3c-fb.c b/drivers/video/fbdev/s3c-fb.c index 3abbc5737c3b..1ce707e4cfd0 100644 --- a/drivers/video/fbdev/s3c-fb.c +++ b/drivers/video/fbdev/s3c-fb.c @@ -1507,7 +1507,7 @@ err_bus_clk: * Shutdown and then release all the resources that the driver allocated * on initialisation. */ -static int s3c_fb_remove(struct platform_device *pdev) +static void s3c_fb_remove(struct platform_device *pdev) { struct s3c_fb *sfb = platform_get_drvdata(pdev); int win; @@ -1525,8 +1525,6 @@ static int s3c_fb_remove(struct platform_device *pdev) pm_runtime_put_sync(sfb->dev); pm_runtime_disable(sfb->dev); - - return 0; } #ifdef CONFIG_PM_SLEEP @@ -1794,7 +1792,7 @@ static const struct dev_pm_ops s3cfb_pm_ops = { static struct platform_driver s3c_fb_driver = { .probe = s3c_fb_probe, - .remove = s3c_fb_remove, + .remove_new = s3c_fb_remove, .id_table = s3c_fb_driver_ids, .driver = { .name = "s3c-fb", -- cgit v1.2.3 From 03dfa8d2be6f16c087fe871f043a99857cb38d80 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:15 +0100 Subject: fbdev: sh7760fb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/sh7760fb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/sh7760fb.c b/drivers/video/fbdev/sh7760fb.c index 5978a8921232..768011bdb430 100644 --- a/drivers/video/fbdev/sh7760fb.c +++ b/drivers/video/fbdev/sh7760fb.c @@ -554,7 +554,7 @@ out_fb: return ret; } -static int sh7760fb_remove(struct platform_device *dev) +static void sh7760fb_remove(struct platform_device *dev) { struct fb_info *info = platform_get_drvdata(dev); struct sh7760fb_par *par = info->par; @@ -568,8 +568,6 @@ static int sh7760fb_remove(struct platform_device *dev) iounmap(par->base); release_mem_region(par->ioarea->start, resource_size(par->ioarea)); framebuffer_release(info); - - return 0; } static struct platform_driver sh7760_lcdc_driver = { @@ -577,7 +575,7 @@ static struct platform_driver sh7760_lcdc_driver = { .name = "sh7760-lcdc", }, .probe = sh7760fb_probe, - .remove = sh7760fb_remove, + .remove_new = sh7760fb_remove, }; module_platform_driver(sh7760_lcdc_driver); -- cgit v1.2.3 From 068240885346a4f484237e24dc1f75530a58c370 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:16 +0100 Subject: fbdev: sh_mobile_lcdcfb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Reviewed-by: Geert Uytterhoeven Signed-off-by: Helge Deller --- drivers/video/fbdev/sh_mobile_lcdcfb.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/sh_mobile_lcdcfb.c b/drivers/video/fbdev/sh_mobile_lcdcfb.c index ad9323ed8e2e..093f035d1246 100644 --- a/drivers/video/fbdev/sh_mobile_lcdcfb.c +++ b/drivers/video/fbdev/sh_mobile_lcdcfb.c @@ -2249,7 +2249,7 @@ static const struct fb_videomode default_720p = { .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT, }; -static int sh_mobile_lcdc_remove(struct platform_device *pdev) +static void sh_mobile_lcdc_remove(struct platform_device *pdev) { struct sh_mobile_lcdc_priv *priv = platform_get_drvdata(pdev); unsigned int i; @@ -2305,7 +2305,6 @@ static int sh_mobile_lcdc_remove(struct platform_device *pdev) if (priv->irq) free_irq(priv->irq, priv); kfree(priv); - return 0; } static int sh_mobile_lcdc_check_interface(struct sh_mobile_lcdc_chan *ch) @@ -2656,7 +2655,7 @@ static struct platform_driver sh_mobile_lcdc_driver = { .pm = &sh_mobile_lcdc_dev_pm_ops, }, .probe = sh_mobile_lcdc_probe, - .remove = sh_mobile_lcdc_remove, + .remove_new = sh_mobile_lcdc_remove, }; module_platform_driver(sh_mobile_lcdc_driver); -- cgit v1.2.3 From 4ba34066a29bd9db89525ed5c18d1838658402eb Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:17 +0100 Subject: fbdev: simplefb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/simplefb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/simplefb.c b/drivers/video/fbdev/simplefb.c index 10d71879d340..e4a13871bca6 100644 --- a/drivers/video/fbdev/simplefb.c +++ b/drivers/video/fbdev/simplefb.c @@ -538,14 +538,12 @@ error_release_mem_region: return ret; } -static int simplefb_remove(struct platform_device *pdev) +static void simplefb_remove(struct platform_device *pdev) { struct fb_info *info = platform_get_drvdata(pdev); /* simplefb_destroy takes care of info cleanup */ unregister_framebuffer(info); - - return 0; } static const struct of_device_id simplefb_of_match[] = { @@ -560,7 +558,7 @@ static struct platform_driver simplefb_driver = { .of_match_table = simplefb_of_match, }, .probe = simplefb_probe, - .remove = simplefb_remove, + .remove_new = simplefb_remove, }; module_platform_driver(simplefb_driver); -- cgit v1.2.3 From 7b49f61a7235813045c6adb34fdc5b5a0b7c2862 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:18 +0100 Subject: fbdev: sm501fb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/sm501fb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/sm501fb.c b/drivers/video/fbdev/sm501fb.c index 1f3cbe723def..e0d29be1565b 100644 --- a/drivers/video/fbdev/sm501fb.c +++ b/drivers/video/fbdev/sm501fb.c @@ -2045,7 +2045,7 @@ err_alloc: /* * Cleanup */ -static int sm501fb_remove(struct platform_device *pdev) +static void sm501fb_remove(struct platform_device *pdev) { struct sm501fb_info *info = platform_get_drvdata(pdev); struct fb_info *fbinfo_crt = info->fb[0]; @@ -2064,8 +2064,6 @@ static int sm501fb_remove(struct platform_device *pdev) framebuffer_release(fbinfo_pnl); framebuffer_release(fbinfo_crt); - - return 0; } #ifdef CONFIG_PM @@ -2209,7 +2207,7 @@ static int sm501fb_resume(struct platform_device *pdev) static struct platform_driver sm501fb_driver = { .probe = sm501fb_probe, - .remove = sm501fb_remove, + .remove_new = sm501fb_remove, .suspend = sm501fb_suspend, .resume = sm501fb_resume, .driver = { -- cgit v1.2.3 From 1fd99273942058f529b7b2821ada51e0d94aac23 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:19 +0100 Subject: fbdev: tcx: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/tcx.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/tcx.c b/drivers/video/fbdev/tcx.c index f2eaf6e7fff6..fc3ac2301b45 100644 --- a/drivers/video/fbdev/tcx.c +++ b/drivers/video/fbdev/tcx.c @@ -486,7 +486,7 @@ out_err: return err; } -static int tcx_remove(struct platform_device *op) +static void tcx_remove(struct platform_device *op) { struct fb_info *info = dev_get_drvdata(&op->dev); struct tcx_par *par = info->par; @@ -497,8 +497,6 @@ static int tcx_remove(struct platform_device *op) tcx_unmap_regs(op, info, par); framebuffer_release(info); - - return 0; } static const struct of_device_id tcx_match[] = { @@ -515,7 +513,7 @@ static struct platform_driver tcx_driver = { .of_match_table = tcx_match, }, .probe = tcx_probe, - .remove = tcx_remove, + .remove_new = tcx_remove, }; static int __init tcx_init(void) -- cgit v1.2.3 From 94bada58284c93a38105637bbab0513f9caa005d Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:20 +0100 Subject: fbdev: uvesafb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/uvesafb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/uvesafb.c b/drivers/video/fbdev/uvesafb.c index f09f483c219b..78d85dae8ec8 100644 --- a/drivers/video/fbdev/uvesafb.c +++ b/drivers/video/fbdev/uvesafb.c @@ -1774,7 +1774,7 @@ out: return err; } -static int uvesafb_remove(struct platform_device *dev) +static void uvesafb_remove(struct platform_device *dev) { struct fb_info *info = platform_get_drvdata(dev); struct uvesafb_par *par = info->par; @@ -1793,13 +1793,11 @@ static int uvesafb_remove(struct platform_device *dev) kfree(par->vbe_state_saved); framebuffer_release(info); - - return 0; } static struct platform_driver uvesafb_driver = { .probe = uvesafb_probe, - .remove = uvesafb_remove, + .remove_new = uvesafb_remove, .driver = { .name = "uvesafb", }, -- cgit v1.2.3 From f3db09aae19846f92dcf4c7c238a0ea6f9560617 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:21 +0100 Subject: fbdev: vesafb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/vesafb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/vesafb.c b/drivers/video/fbdev/vesafb.c index 3f8bdfcf51f0..7451c607dc50 100644 --- a/drivers/video/fbdev/vesafb.c +++ b/drivers/video/fbdev/vesafb.c @@ -485,7 +485,7 @@ err_release_region: return err; } -static int vesafb_remove(struct platform_device *pdev) +static void vesafb_remove(struct platform_device *pdev) { struct fb_info *info = platform_get_drvdata(pdev); @@ -494,8 +494,6 @@ static int vesafb_remove(struct platform_device *pdev) /* vesafb_destroy takes care of info cleanup */ unregister_framebuffer(info); - - return 0; } static struct platform_driver vesafb_driver = { @@ -503,7 +501,7 @@ static struct platform_driver vesafb_driver = { .name = "vesa-framebuffer", }, .probe = vesafb_probe, - .remove = vesafb_remove, + .remove_new = vesafb_remove, }; module_platform_driver(vesafb_driver); -- cgit v1.2.3 From 24f677094e325dd669b8f60b75779e7ef8263503 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:22 +0100 Subject: fbdev: vfb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/vfb.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/vfb.c b/drivers/video/fbdev/vfb.c index 95d3c59867d0..1a2514d564fc 100644 --- a/drivers/video/fbdev/vfb.c +++ b/drivers/video/fbdev/vfb.c @@ -479,7 +479,7 @@ err: return retval; } -static int vfb_remove(struct platform_device *dev) +static void vfb_remove(struct platform_device *dev) { struct fb_info *info = platform_get_drvdata(dev); @@ -489,12 +489,11 @@ static int vfb_remove(struct platform_device *dev) fb_dealloc_cmap(&info->cmap); framebuffer_release(info); } - return 0; } static struct platform_driver vfb_driver = { .probe = vfb_probe, - .remove = vfb_remove, + .remove_new = vfb_remove, .driver = { .name = "vfb", }, -- cgit v1.2.3 From 4a5ef62ce73b3c73ad3f844052b37cbabd9e2357 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:23 +0100 Subject: fbdev: vga16fb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/vga16fb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/vga16fb.c b/drivers/video/fbdev/vga16fb.c index 1a8ffdb2be26..34d00347ad58 100644 --- a/drivers/video/fbdev/vga16fb.c +++ b/drivers/video/fbdev/vga16fb.c @@ -1401,14 +1401,12 @@ static int vga16fb_probe(struct platform_device *dev) return ret; } -static int vga16fb_remove(struct platform_device *dev) +static void vga16fb_remove(struct platform_device *dev) { struct fb_info *info = platform_get_drvdata(dev); if (info) unregister_framebuffer(info); - - return 0; } static const struct platform_device_id vga16fb_driver_id_table[] = { @@ -1420,7 +1418,7 @@ MODULE_DEVICE_TABLE(platform, vga16fb_driver_id_table); static struct platform_driver vga16fb_driver = { .probe = vga16fb_probe, - .remove = vga16fb_remove, + .remove_new = vga16fb_remove, .driver = { .name = "vga16fb", }, -- cgit v1.2.3 From 87b1e9a57445e4ee38cf1c03c203c82d5dda6aa3 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:24 +0100 Subject: fbdev: via: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/via/via-gpio.c | 5 ++--- drivers/video/fbdev/via/via_i2c.c | 5 ++--- 2 files changed, 4 insertions(+), 6 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/via/via-gpio.c b/drivers/video/fbdev/via/via-gpio.c index febb2aadd822..f1b670397c02 100644 --- a/drivers/video/fbdev/via/via-gpio.c +++ b/drivers/video/fbdev/via/via-gpio.c @@ -262,7 +262,7 @@ static int viafb_gpio_probe(struct platform_device *platdev) } -static int viafb_gpio_remove(struct platform_device *platdev) +static void viafb_gpio_remove(struct platform_device *platdev) { unsigned long flags; int i; @@ -285,7 +285,6 @@ static int viafb_gpio_remove(struct platform_device *platdev) viafb_gpio_disable(viafb_gpio_config.active_gpios[i]); viafb_gpio_config.gpio_chip.ngpio = 0; spin_unlock_irqrestore(&viafb_gpio_config.vdev->reg_lock, flags); - return 0; } static struct platform_driver via_gpio_driver = { @@ -293,7 +292,7 @@ static struct platform_driver via_gpio_driver = { .name = "viafb-gpio", }, .probe = viafb_gpio_probe, - .remove = viafb_gpio_remove, + .remove_new = viafb_gpio_remove, }; int viafb_gpio_init(void) diff --git a/drivers/video/fbdev/via/via_i2c.c b/drivers/video/fbdev/via/via_i2c.c index c7e63ab47c39..c35e530e0ec9 100644 --- a/drivers/video/fbdev/via/via_i2c.c +++ b/drivers/video/fbdev/via/via_i2c.c @@ -246,7 +246,7 @@ static int viafb_i2c_probe(struct platform_device *platdev) return 0; } -static int viafb_i2c_remove(struct platform_device *platdev) +static void viafb_i2c_remove(struct platform_device *platdev) { int i; @@ -259,7 +259,6 @@ static int viafb_i2c_remove(struct platform_device *platdev) if (i2c_stuff->is_active) i2c_del_adapter(&i2c_stuff->adapter); } - return 0; } static struct platform_driver via_i2c_driver = { @@ -267,7 +266,7 @@ static struct platform_driver via_i2c_driver = { .name = "viafb-i2c", }, .probe = viafb_i2c_probe, - .remove = viafb_i2c_remove, + .remove_new = viafb_i2c_remove, }; int viafb_i2c_init(void) -- cgit v1.2.3 From 3ab20cdc752d82939859a2aabe76ffd3fa5ece6f Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:25 +0100 Subject: fbdev: vt8500lcdfb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/vt8500lcdfb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/vt8500lcdfb.c b/drivers/video/fbdev/vt8500lcdfb.c index c61476247ba8..31d4e85b220c 100644 --- a/drivers/video/fbdev/vt8500lcdfb.c +++ b/drivers/video/fbdev/vt8500lcdfb.c @@ -439,7 +439,7 @@ failed_free_res: return ret; } -static int vt8500lcd_remove(struct platform_device *pdev) +static void vt8500lcd_remove(struct platform_device *pdev) { struct vt8500lcd_info *fbi = platform_get_drvdata(pdev); struct resource *res; @@ -462,8 +462,6 @@ static int vt8500lcd_remove(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); release_mem_region(res->start, resource_size(res)); - - return 0; } static const struct of_device_id via_dt_ids[] = { @@ -473,7 +471,7 @@ static const struct of_device_id via_dt_ids[] = { static struct platform_driver vt8500lcd_driver = { .probe = vt8500lcd_probe, - .remove = vt8500lcd_remove, + .remove_new = vt8500lcd_remove, .driver = { .name = "vt8500-lcd", .of_match_table = of_match_ptr(via_dt_ids), -- cgit v1.2.3 From 024a3cafa5c965fd121948db5023e867cdaf73c9 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:26 +0100 Subject: fbdev: wm8505fb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/wm8505fb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/wm8505fb.c b/drivers/video/fbdev/wm8505fb.c index 96a6f7623e19..de84d47dcbcc 100644 --- a/drivers/video/fbdev/wm8505fb.c +++ b/drivers/video/fbdev/wm8505fb.c @@ -372,7 +372,7 @@ static int wm8505fb_probe(struct platform_device *pdev) return 0; } -static int wm8505fb_remove(struct platform_device *pdev) +static void wm8505fb_remove(struct platform_device *pdev) { struct wm8505fb_info *fbi = platform_get_drvdata(pdev); @@ -382,8 +382,6 @@ static int wm8505fb_remove(struct platform_device *pdev) if (fbi->fb.cmap.len) fb_dealloc_cmap(&fbi->fb.cmap); - - return 0; } static const struct of_device_id wmt_dt_ids[] = { @@ -393,7 +391,7 @@ static const struct of_device_id wmt_dt_ids[] = { static struct platform_driver wm8505fb_driver = { .probe = wm8505fb_probe, - .remove = wm8505fb_remove, + .remove_new = wm8505fb_remove, .driver = { .name = DRIVER_NAME, .of_match_table = wmt_dt_ids, -- cgit v1.2.3 From 89c4bbd457af5e18026e45bedd87f6f097edc83a Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:27 +0100 Subject: fbdev: wmt_ge_rops: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/wmt_ge_rops.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/wmt_ge_rops.c b/drivers/video/fbdev/wmt_ge_rops.c index 42255d27a1db..6196b9a6c44d 100644 --- a/drivers/video/fbdev/wmt_ge_rops.c +++ b/drivers/video/fbdev/wmt_ge_rops.c @@ -145,10 +145,9 @@ static int wmt_ge_rops_probe(struct platform_device *pdev) return 0; } -static int wmt_ge_rops_remove(struct platform_device *pdev) +static void wmt_ge_rops_remove(struct platform_device *pdev) { iounmap(regbase); - return 0; } static const struct of_device_id wmt_dt_ids[] = { @@ -158,7 +157,7 @@ static const struct of_device_id wmt_dt_ids[] = { static struct platform_driver wmt_ge_rops_driver = { .probe = wmt_ge_rops_probe, - .remove = wmt_ge_rops_remove, + .remove_new = wmt_ge_rops_remove, .driver = { .name = "wmt_ge_rops", .of_match_table = wmt_dt_ids, -- cgit v1.2.3 From 0ddc95b59f05c280520fc3f23366293bc653d92d Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Sun, 19 Mar 2023 00:54:28 +0100 Subject: fbdev: xilinxfb: Convert to platform remove callback returning void MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Helge Deller --- drivers/video/fbdev/xilinxfb.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/xilinxfb.c b/drivers/video/fbdev/xilinxfb.c index 7911354827dc..2aa3a528277f 100644 --- a/drivers/video/fbdev/xilinxfb.c +++ b/drivers/video/fbdev/xilinxfb.c @@ -474,11 +474,9 @@ static int xilinxfb_of_probe(struct platform_device *pdev) return xilinxfb_assign(pdev, drvdata, &pdata); } -static int xilinxfb_of_remove(struct platform_device *op) +static void xilinxfb_of_remove(struct platform_device *op) { xilinxfb_release(&op->dev); - - return 0; } /* Match table for of_platform binding */ @@ -494,7 +492,7 @@ MODULE_DEVICE_TABLE(of, xilinxfb_of_match); static struct platform_driver xilinxfb_of_driver = { .probe = xilinxfb_of_probe, - .remove = xilinxfb_of_remove, + .remove_new = xilinxfb_of_remove, .driver = { .name = DRIVER_NAME, .of_match_table = xilinxfb_of_match, -- cgit v1.2.3 From b3a7a9ab65ae2f2626c7222fb79cdd433f8c5252 Mon Sep 17 00:00:00 2001 From: Christophe JAILLET Date: Thu, 13 Apr 2023 21:33:17 +0200 Subject: fbdev: mmp: Fix deferred clk handling in mmphw_probe() When dev_err_probe() is called, 'ret' holds the value of the previous successful devm_request_irq() call. 'ret' should be assigned with a meaningful value before being used in dev_err_probe(). While at it, use and return "PTR_ERR(ctrl->clk)" instead of a hard-coded "-ENOENT" so that -EPROBE_DEFER is handled and propagated correctly. Fixes: 81b63420564d ("fbdev: mmp: Make use of the helper function dev_err_probe()") Signed-off-by: Christophe JAILLET Signed-off-by: Helge Deller --- drivers/video/fbdev/mmp/hw/mmp_ctrl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/mmp/hw/mmp_ctrl.c b/drivers/video/fbdev/mmp/hw/mmp_ctrl.c index a9df8ee79810..51fbf02a0343 100644 --- a/drivers/video/fbdev/mmp/hw/mmp_ctrl.c +++ b/drivers/video/fbdev/mmp/hw/mmp_ctrl.c @@ -514,9 +514,9 @@ static int mmphw_probe(struct platform_device *pdev) /* get clock */ ctrl->clk = devm_clk_get(ctrl->dev, mi->clk_name); if (IS_ERR(ctrl->clk)) { + ret = PTR_ERR(ctrl->clk); dev_err_probe(ctrl->dev, ret, "unable to get clk %s\n", mi->clk_name); - ret = -ENOENT; goto failed; } clk_prepare_enable(ctrl->clk); -- cgit v1.2.3 From 55caa9a7aca0e7685ebb9f5082156e89cae36c4a Mon Sep 17 00:00:00 2001 From: Thomas Zimmermann Date: Mon, 24 Apr 2023 10:58:23 +0200 Subject: fbdev: 68328fb: Init owner field of struct fb_ops Initialize the owner field of struct fb_ops. Required to prevent module unloading while the driver is in use. Signed-off-by: Thomas Zimmermann Signed-off-by: Helge Deller --- drivers/video/fbdev/68328fb.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/68328fb.c b/drivers/video/fbdev/68328fb.c index 41df61b37a18..3ccf46f8ffd0 100644 --- a/drivers/video/fbdev/68328fb.c +++ b/drivers/video/fbdev/68328fb.c @@ -94,6 +94,7 @@ static int mc68x328fb_pan_display(struct fb_var_screeninfo *var, static int mc68x328fb_mmap(struct fb_info *info, struct vm_area_struct *vma); static const struct fb_ops mc68x328fb_ops = { + .owner = THIS_MODULE, .fb_check_var = mc68x328fb_check_var, .fb_set_par = mc68x328fb_set_par, .fb_setcolreg = mc68x328fb_setcolreg, -- cgit v1.2.3 From 25ec15abb06194963157fe42d41368b19a0d0d74 Mon Sep 17 00:00:00 2001 From: Thomas Zimmermann Date: Mon, 24 Apr 2023 10:58:24 +0200 Subject: fbdev: ps3fb: Init owner field of struct fb_ops Initialize the owner field of struct fb_ops. Required to prevent module unloading while the driver is in use. Signed-off-by: Thomas Zimmermann Signed-off-by: Helge Deller --- drivers/video/fbdev/ps3fb.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/ps3fb.c b/drivers/video/fbdev/ps3fb.c index 2fe08b67eda7..98aaa330a193 100644 --- a/drivers/video/fbdev/ps3fb.c +++ b/drivers/video/fbdev/ps3fb.c @@ -936,6 +936,7 @@ static irqreturn_t ps3fb_vsync_interrupt(int irq, void *ptr) static const struct fb_ops ps3fb_ops = { + .owner = THIS_MODULE, .fb_open = ps3fb_open, .fb_release = ps3fb_release, .fb_read = fb_sys_read, -- cgit v1.2.3 From b04ab8c13a73c10a97126fbe7076b2fbf632ba03 Mon Sep 17 00:00:00 2001 From: Thomas Zimmermann Date: Mon, 24 Apr 2023 10:58:25 +0200 Subject: fbdev: vfb: Init owner field of struct fb_ops Initialize the owner field of struct fb_ops. Required to prevent module unloading while the driver is in use. Signed-off-by: Thomas Zimmermann Signed-off-by: Helge Deller --- drivers/video/fbdev/vfb.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/vfb.c b/drivers/video/fbdev/vfb.c index 1a2514d564fc..a94573997d15 100644 --- a/drivers/video/fbdev/vfb.c +++ b/drivers/video/fbdev/vfb.c @@ -79,6 +79,7 @@ static int vfb_mmap(struct fb_info *info, struct vm_area_struct *vma); static const struct fb_ops vfb_ops = { + .owner = THIS_MODULE, .fb_read = fb_sys_read, .fb_write = fb_sys_write, .fb_check_var = vfb_check_var, -- cgit v1.2.3