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(parent: 11ac7f6) | patch
leds: triggers: Return from led_trigger_set() if there is nothing to do
authorJacek Anaszewski <jacek.anaszewski@gmail.com>
Sun, 18 Sep 2016 18:24:29 +0000 (20:24 +0200)
committerJacek Anaszewski <j.anaszewski@samsung.com>
Tue, 20 Sep 2016 08:21:17 +0000 (10:21 +0200)
commit7a17e2dc4d367a18cf4ebaa872fcb81bc739245c
treeed9e17d37ba0a47a009f9ba71cc701373e68cf0dtree | snapshot
parent11ac7f6f1a227d5e7c64f8794271db807c42c9c2commit | diff
leds: triggers: Return from led_trigger_set() if there is nothing to do

If led_trigger_set() is called with "trig" argument set to NULL, and there
is no trigger to remove then the function should return immediately so
as to avoid doing unnecessary allocation and sending uevent.

Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
Reported-by: Daniel Romell <daro@hms.se>
Acked-by Daniel Romell <daro@hms.se>
drivers/leds/led-triggers.c diff | blob | history
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