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authorJingoo Han <jg1.han@samsung.com>2013-11-13 03:09:16 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2013-11-13 07:09:17 +0400
commitff47201582a5bbe6d14d2004e637351c41f78214 (patch)
tree3fd66f4a7af678620425a8755f995fd7a98eb613 /drivers/video
parentde2efd2a9ffba56eb0c00a48346685baa377c370 (diff)
downloadlinux-ff47201582a5bbe6d14d2004e637351c41f78214.tar.xz
backlight: gpio_backlight: use devm_backlight_device_register()
Use devm_backlight_device_register() to make cleanup paths simpler, and remove unnecessary remove(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/backlight/gpio_backlight.c14
1 files changed, 3 insertions, 11 deletions
diff --git a/drivers/video/backlight/gpio_backlight.c b/drivers/video/backlight/gpio_backlight.c
index 118da0c6386f..81fb12770c2a 100644
--- a/drivers/video/backlight/gpio_backlight.c
+++ b/drivers/video/backlight/gpio_backlight.c
@@ -95,8 +95,9 @@ static int gpio_backlight_probe(struct platform_device *pdev)
memset(&props, 0, sizeof(props));
props.type = BACKLIGHT_RAW;
props.max_brightness = 1;
- bl = backlight_device_register(dev_name(&pdev->dev), &pdev->dev, gbl,
- &gpio_backlight_ops, &props);
+ bl = devm_backlight_device_register(&pdev->dev, dev_name(&pdev->dev),
+ &pdev->dev, gbl, &gpio_backlight_ops,
+ &props);
if (IS_ERR(bl)) {
dev_err(&pdev->dev, "failed to register backlight\n");
return PTR_ERR(bl);
@@ -109,21 +110,12 @@ static int gpio_backlight_probe(struct platform_device *pdev)
return 0;
}
-static int gpio_backlight_remove(struct platform_device *pdev)
-{
- struct backlight_device *bl = platform_get_drvdata(pdev);
-
- backlight_device_unregister(bl);
- return 0;
-}
-
static struct platform_driver gpio_backlight_driver = {
.driver = {
.name = "gpio-backlight",
.owner = THIS_MODULE,
},
.probe = gpio_backlight_probe,
- .remove = gpio_backlight_remove,
};
module_platform_driver(gpio_backlight_driver);