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Commit b4a74615 authored by Jingoo Han's avatar Jingoo Han Committed by Linus Torvalds
Browse files

drivers/video/backlight/lm3533_bl.c: 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: default avatarJingoo Han <jg1.han@samsung.com>
Acked-by: default avatarJohan Hovold <jhovold@gmail.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent f1b60d46

drivers/video/backlight/lm3533_bl.c

+2 −6
Original line number Diff line number Diff line
@@ -295,7 +295,7 @@ static int __devinit lm3533_bl_probe(struct platform_device *pdev) 
		return -EINVAL;

	}



	bl = kzalloc(sizeof(*bl), GFP_KERNEL);

	bl = devm_kzalloc(&pdev->dev, sizeof(*bl), GFP_KERNEL);

	if (!bl) {

		dev_err(&pdev->dev,

				"failed to allocate memory for backlight\n");
@@ -317,8 +317,7 @@ static int __devinit lm3533_bl_probe(struct platform_device *pdev) 
						&lm3533_bl_ops, &props);

	if (IS_ERR(bd)) {

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

		ret = PTR_ERR(bd);

		goto err_free;

		return PTR_ERR(bd);

	}



	bl->bd = bd;
@@ -348,8 +347,6 @@ static int __devinit lm3533_bl_probe(struct platform_device *pdev) 
	sysfs_remove_group(&bd->dev.kobj, &lm3533_bl_attribute_group);

err_unregister:

	backlight_device_unregister(bd);

err_free:

	kfree(bl);



	return ret;

}
@@ -367,7 +364,6 @@ static int __devexit lm3533_bl_remove(struct platform_device *pdev) 
	lm3533_ctrlbank_disable(&bl->cb);

	sysfs_remove_group(&bd->dev.kobj, &lm3533_bl_attribute_group);

	backlight_device_unregister(bd);

	kfree(bl);



	return 0;

}