leds: convert wm8350 driver to devm_kzalloc()

Saves a small amount of code and systematically eliminates leaks.

Signed-off-by: Mark Brown <[email protected]>
Cc: Richard Purdie <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

diff --git a/drivers/leds/leds-wm8350.c b/drivers/leds/leds-wm8350.c
index 390c0f679628f74780dc695db48424371b53aaf4..918d4baff1c7257c65276bfcf4cb05b73350553c 100644 (file)
--- 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;
 }