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>
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 @@
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 @@
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 @@
wm8350_led_disable(led);
regulator_put(led->dcdc);
regulator_put(led->isink);
- kfree(led);
return 0;
}