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backlight: max8925_bl: use devm_backlight_device_register()

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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 15:09:21 -08:00 committed by Linus Torvalds
parent e924c2aadf
commit 18d9dbce46
1 changed files with 3 additions and 14 deletions
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17
drivers/video/backlight/max8925_bl.c
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@ -163,7 +163,8 @@ static int max8925_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("max8925-backlight", &pdev->dev, data,
bl = devm_backlight_device_register(&pdev->dev, "max8925-backlight",
&pdev->dev, data,
&max8925_backlight_ops, &props);
if (IS_ERR(bl)) {
dev_err(&pdev->dev, "failed to register backlight\n");
@ -188,20 +189,9 @@ static int max8925_backlight_probe(struct platform_device *pdev)
}
ret = max8925_set_bits(chip->i2c, data->reg_mode_cntl, 0xfe, value);
if (ret < 0)
goto out_brt;
return ret;
backlight_update_status(bl);
return 0;
out_brt:
backlight_device_unregister(bl);
return ret;
}
static int max8925_backlight_remove(struct platform_device *pdev)
{
struct backlight_device *bl = platform_get_drvdata(pdev);
backlight_device_unregister(bl);
return 0;
}
static struct platform_driver max8925_backlight_driver = {
@ -210,7 +200,6 @@ static struct platform_driver max8925_backlight_driver = {
.owner = THIS_MODULE,
},
.probe = max8925_backlight_probe,
.remove = max8925_backlight_remove,
};
module_platform_driver(max8925_backlight_driver);