diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-01-11 00:09:21 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-11 01:30:48 +0100 |
| commit | 48e78e8cc87ab80617ef0c5a146701ca96a4a51d (patch) | |
| tree | 607c7288eec87945a387a035b297a41650ed6b61 /drivers/video/backlight | |
| parent | backlight: use kstrtoul() (diff) | |
| download | linux-48e78e8cc87ab80617ef0c5a146701ca96a4a51d.tar.xz linux-48e78e8cc87ab80617ef0c5a146701ca96a4a51d.zip | |
backlight: convert platform_lcd to devm_kzalloc()
Saves some error handling code and eliminates a class of leaks.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video/backlight')
| -rw-r--r-- | drivers/video/backlight/platform_lcd.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/video/backlight/platform_lcd.c b/drivers/video/backlight/platform_lcd.c index 187da59e3a13..f0bf491ed087 100644 --- a/drivers/video/backlight/platform_lcd.c +++ b/drivers/video/backlight/platform_lcd.c @@ -85,7 +85,8 @@ static int __devinit platform_lcd_probe(struct platform_device *pdev) return -EINVAL; } - plcd = kzalloc(sizeof(struct platform_lcd), GFP_KERNEL); + plcd = devm_kzalloc(&pdev->dev, sizeof(struct platform_lcd), + GFP_KERNEL); if (!plcd) { dev_err(dev, "no memory for state\n"); return -ENOMEM; @@ -98,7 +99,7 @@ static int __devinit platform_lcd_probe(struct platform_device *pdev) if (IS_ERR(plcd->lcd)) { dev_err(dev, "cannot register lcd device\n"); err = PTR_ERR(plcd->lcd); - goto err_mem; + goto err; } platform_set_drvdata(pdev, plcd); @@ -106,8 +107,7 @@ static int __devinit platform_lcd_probe(struct platform_device *pdev) return 0; - err_mem: - kfree(plcd); + err: return err; } @@ -116,7 +116,6 @@ static int __devexit platform_lcd_remove(struct platform_device *pdev) struct platform_lcd *plcd = platform_get_drvdata(pdev); lcd_device_unregister(plcd->lcd); - kfree(plcd); return 0; } |