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authorJingoo Han <jg1.han@samsung.com>2012-05-30 02:07:21 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2012-05-30 03:22:30 +0400
commit80629efcae09c5d80a9fdeea5226cd81b4fec7f3 (patch)
tree2eea8d52e76f0fcce33a391130fd798c43597422 /drivers
parent91cdb239905ea98fbcd373254ea0de86ca16c1e0 (diff)
downloadlinux-80629efcae09c5d80a9fdeea5226cd81b4fec7f3.tar.xz
backlight: ams369fg06: use devm_ functions
The devm_ functions allocate memory that is released when a driver detaches. This patch uses devm_kzalloc of these functions. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Cc: Richard Purdie <rpurdie@rpsys.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/video/backlight/ams369fg06.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/video/backlight/ams369fg06.c b/drivers/video/backlight/ams369fg06.c
index d2494c59e166..3729238e7096 100644
--- a/drivers/video/backlight/ams369fg06.c
+++ b/drivers/video/backlight/ams369fg06.c
@@ -482,7 +482,7 @@ static int __devinit ams369fg06_probe(struct spi_device *spi)
struct backlight_device *bd = NULL;
struct backlight_properties props;
- lcd = kzalloc(sizeof(struct ams369fg06), GFP_KERNEL);
+ lcd = devm_kzalloc(&spi->dev, sizeof(struct ams369fg06), GFP_KERNEL);
if (!lcd)
return -ENOMEM;
@@ -492,7 +492,7 @@ static int __devinit ams369fg06_probe(struct spi_device *spi)
ret = spi_setup(spi);
if (ret < 0) {
dev_err(&spi->dev, "spi setup failed.\n");
- goto out_free_lcd;
+ return ret;
}
lcd->spi = spi;
@@ -501,15 +501,13 @@ static int __devinit ams369fg06_probe(struct spi_device *spi)
lcd->lcd_pd = spi->dev.platform_data;
if (!lcd->lcd_pd) {
dev_err(&spi->dev, "platform data is NULL\n");
- goto out_free_lcd;
+ return -EFAULT;
}
ld = lcd_device_register("ams369fg06", &spi->dev, lcd,
&ams369fg06_lcd_ops);
- if (IS_ERR(ld)) {
- ret = PTR_ERR(ld);
- goto out_free_lcd;
- }
+ if (IS_ERR(ld))
+ return PTR_ERR(ld);
lcd->ld = ld;
@@ -547,8 +545,6 @@ static int __devinit ams369fg06_probe(struct spi_device *spi)
out_lcd_unregister:
lcd_device_unregister(ld);
-out_free_lcd:
- kfree(lcd);
return ret;
}
@@ -559,7 +555,6 @@ static int __devexit ams369fg06_remove(struct spi_device *spi)
ams369fg06_power(lcd, FB_BLANK_POWERDOWN);
backlight_device_unregister(lcd->bd);
lcd_device_unregister(lcd->ld);
- kfree(lcd);
return 0;
}