[PATCH 2/2] leds: Convert wm8350 driver to devm_kzalloc()

From: Mark Brown
Date: Wed Dec 14 2011 - 13:24:17 EST


Saves a small amount of code and systematically eliminates leaks.

Signed-off-by: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
---
drivers/leds/leds-wm8350.c | 7 ++-----
1 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/leds/leds-wm8350.c b/drivers/leds/leds-wm8350.c
index 390c0f6..918d4ba 100644
--- a/drivers/leds/leds-wm8350.c
+++ b/drivers/leds/leds-wm8350.c
@@ -227,7 +227,7 @@ static int wm8350_led_probe(struct platform_device *pdev)
goto err_isink;
}

- led = kzalloc(sizeof(*led), GFP_KERNEL);
+ led = devm_kzalloc(&pdev->dev, sizeof(*led), GFP_KERNEL);
if (led == NULL) {
ret = -ENOMEM;
goto err_dcdc;
@@ -259,12 +259,10 @@ static int wm8350_led_probe(struct platform_device *pdev)

ret = led_classdev_register(&pdev->dev, &led->cdev);
if (ret < 0)
- goto err_led;
+ goto err_dcdc;

return 0;

- err_led:
- kfree(led);
err_dcdc:
regulator_put(dcdc);
err_isink:
@@ -281,7 +279,6 @@ static int wm8350_led_remove(struct platform_device *pdev)
wm8350_led_disable(led);
regulator_put(led->dcdc);
regulator_put(led->isink);
- kfree(led);
return 0;
}

--
1.7.7.3

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