diff options
Diffstat (limited to 'drivers/leds/led-triggers.c')
| -rw-r--r-- | drivers/leds/led-triggers.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/leds/led-triggers.c b/drivers/leds/led-triggers.c index e387f41a9cb..c3734f10fdd 100644 --- a/drivers/leds/led-triggers.c +++ b/drivers/leds/led-triggers.c @@ -13,7 +13,6 @@ #include <linux/module.h> #include <linux/kernel.h> -#include <linux/init.h> #include <linux/list.h> #include <linux/spinlock.h> #include <linux/device.h> @@ -220,9 +219,12 @@ void led_trigger_unregister(struct led_trigger *trig) { struct led_classdev *led_cdev; + if (list_empty_careful(&trig->next_trig)) + return; + /* Remove from the list of led triggers */ down_write(&triggers_list_lock); - list_del(&trig->next_trig); + list_del_init(&trig->next_trig); up_write(&triggers_list_lock); /* Remove anyone actively using this trigger */ |