On Mon 2019-08-19 15:41:42, Wenwen Wang wrote: > In led_trigger_set(), 'event' is allocated in kasprintf(). However, it is > not deallocated in the following execution if the label 'err_activate' or > 'err_add_groups' is entered, leading to memory leaks. To fix this issue, > free 'event' before returning the error. > > Signed-off-by: Wenwen Wang <wenwen@xxxxxxxxxx> Acked-by: Pavel Machek <pavel@xxxxxx> > +++ b/drivers/leds/led-triggers.c > @@ -173,6 +173,7 @@ int led_trigger_set(struct led_classdev *led_cdev, struct led_trigger *trig) > list_del(&led_cdev->trig_list); > write_unlock_irqrestore(&led_cdev->trigger->leddev_list_lock, flags); > led_set_brightness(led_cdev, LED_OFF); > + kfree(event); > > return ret; > } -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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