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leds: convert wm8350 driver to devm_kzalloc() 

Saves a small amount of code and systematically eliminates leaks.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Mark Brown 2012-01-10 15:09:46 -08:00 committed by Linus Torvalds
parent 1713cb9d60
commit c957b614bd
1 changed files with 2 additions and 5 deletions
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7
drivers/leds/leds-wm8350.c
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@ -227,7 +227,7 @@ static int wm8350_led_probe(struct platform_device *pdev)
goto err_isink; goto err_isink;
} }
led = kzalloc(sizeof(*led), GFP_KERNEL); led = devm_kzalloc(&pdev->dev, sizeof(*led), GFP_KERNEL);
if (led == NULL) { if (led == NULL) {
ret = -ENOMEM; ret = -ENOMEM;
goto err_dcdc; goto err_dcdc;
@ -259,12 +259,10 @@ static int wm8350_led_probe(struct platform_device *pdev)
ret = led_classdev_register(&pdev->dev, &led->cdev); ret = led_classdev_register(&pdev->dev, &led->cdev);
if (ret < 0) if (ret < 0)
goto err_led; goto err_dcdc;
return 0; return 0;
err_led:
kfree(led);
err_dcdc: err_dcdc:
regulator_put(dcdc); regulator_put(dcdc);
err_isink: err_isink:
@ -281,7 +279,6 @@ static int wm8350_led_remove(struct platform_device *pdev)
wm8350_led_disable(led); wm8350_led_disable(led);
regulator_put(led->dcdc); regulator_put(led->dcdc);
regulator_put(led->isink); regulator_put(led->isink);
kfree(led);
return 0; return 0;
} }