leds: Convert S3C24XX LED driver to devm_kzalloc()
Use the device managed resource API for simplifying
the error/driver remove paths.
Cc: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Sylwester Nawrocki <sylvester.nawrocki@gmail.com>
Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
diff --git a/drivers/leds/leds-s3c24xx.c b/drivers/leds/leds-s3c24xx.c
index e6ee105..b816ccb 100644
--- a/drivers/leds/leds-s3c24xx.c
+++ b/drivers/leds/leds-s3c24xx.c
@@ -63,7 +63,6 @@
struct s3c24xx_gpio_led *led = pdev_to_gpio(dev);
led_classdev_unregister(&led->cdev);
- kfree(led);
return 0;
}
@@ -74,7 +73,8 @@
struct s3c24xx_gpio_led *led;
int ret;
- led = kzalloc(sizeof(struct s3c24xx_gpio_led), GFP_KERNEL);
+ led = devm_kzalloc(&dev->dev, sizeof(struct s3c24xx_gpio_led),
+ GFP_KERNEL);
if (led == NULL) {
dev_err(&dev->dev, "No memory for device\n");
return -ENOMEM;
@@ -103,10 +103,8 @@
/* register our new led device */
ret = led_classdev_register(&dev->dev, &led->cdev);
- if (ret < 0) {
+ if (ret < 0)
dev_err(&dev->dev, "led_classdev_register failed\n");
- kfree(led);
- }
return ret;
}
