diff options
Diffstat (limited to 'drivers/leds/trigger')
| -rw-r--r-- | drivers/leds/trigger/ledtrig-panic.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/leds/trigger/ledtrig-panic.c b/drivers/leds/trigger/ledtrig-panic.c index 5751cd032..4bf232465 100644 --- a/drivers/leds/trigger/ledtrig-panic.c +++ b/drivers/leds/trigger/ledtrig-panic.c @@ -63,10 +63,13 @@ static long led_panic_blink(int state) static int __init ledtrig_panic_init(void) { + led_trigger_register_simple("panic", &trigger); + if (!trigger) + return -ENOMEM; + atomic_notifier_chain_register(&panic_notifier_list, &led_trigger_panic_nb); - led_trigger_register_simple("panic", &trigger); panic_blink = led_panic_blink; return 0; } |