backlight: 88pm860x_bl: 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>
This commit is contained in:
Jingoo Han 2013-11-12 15:09:05 -08:00 committed by Linus Torvalds
parent c512794cad
commit f829c9ef82

View File

@ -243,7 +243,7 @@ static int pm860x_backlight_probe(struct platform_device *pdev)
memset(&props, 0, sizeof(struct backlight_properties));
props.type = BACKLIGHT_RAW;
props.max_brightness = MAX_BRIGHTNESS;
bl = backlight_device_register(name, &pdev->dev, data,
bl = devm_backlight_device_register(&pdev->dev, name, &pdev->dev, data,
&pm860x_backlight_ops, &props);
if (IS_ERR(bl)) {
dev_err(&pdev->dev, "failed to register backlight\n");
@ -256,21 +256,10 @@ static int pm860x_backlight_probe(struct platform_device *pdev)
/* read current backlight */
ret = pm860x_backlight_get_brightness(bl);
if (ret < 0)
goto out_brt;
return ret;
backlight_update_status(bl);
return 0;
out_brt:
backlight_device_unregister(bl);
return ret;
}
static int pm860x_backlight_remove(struct platform_device *pdev)
{
struct backlight_device *bl = platform_get_drvdata(pdev);
backlight_device_unregister(bl);
return 0;
}
static struct platform_driver pm860x_backlight_driver = {
@ -279,7 +268,6 @@ static struct platform_driver pm860x_backlight_driver = {
.owner = THIS_MODULE,
},
.probe = pm860x_backlight_probe,
.remove = pm860x_backlight_remove,
};
module_platform_driver(pm860x_backlight_driver);