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Commit ff472015 authored by Jingoo Han's avatar Jingoo Han Committed by Linus Torvalds
Browse files

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: default avatarJingoo Han <jg1.han@samsung.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent de2efd2a

drivers/video/backlight/gpio_backlight.c

+3 −11
Original line number Original line Diff line number Diff line
@@ -95,8 +95,9 @@ static int gpio_backlight_probe(struct platform_device *pdev) 
	memset(&props, 0, sizeof(props));

	memset(&props, 0, sizeof(props));

	props.type = BACKLIGHT_RAW;

	props.type = BACKLIGHT_RAW;

	props.max_brightness = 1;

	props.max_brightness = 1;

	bl = backlight_device_register(dev_name(&pdev->dev), &pdev->dev, gbl,

	bl = devm_backlight_device_register(&pdev->dev, dev_name(&pdev->dev),

				       &gpio_backlight_ops, &props);

					&pdev->dev, gbl, &gpio_backlight_ops,

					&props);

	if (IS_ERR(bl)) {

	if (IS_ERR(bl)) {

		dev_err(&pdev->dev, "failed to register backlight\n");

		dev_err(&pdev->dev, "failed to register backlight\n");

		return PTR_ERR(bl);

		return PTR_ERR(bl);
@@ -109,21 +110,12 @@ static int gpio_backlight_probe(struct platform_device *pdev) 
	return 0;

	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 = {

static struct platform_driver gpio_backlight_driver = {

	.driver		= {

	.driver		= {

		.name		= "gpio-backlight",

		.name		= "gpio-backlight",

		.owner		= THIS_MODULE,

		.owner		= THIS_MODULE,

	},

	},

	.probe		= gpio_backlight_probe,

	.probe		= gpio_backlight_probe,

	.remove		= gpio_backlight_remove,

};

};





module_platform_driver(gpio_backlight_driver);

module_platform_driver(gpio_backlight_driver);