Commit d34890cf authored Feb 08, 2015 by Takashi Sakamoto Committed by Takashi Iwai Feb 08, 2015

ALSA: control: fix failure to return numerical ID in 'add' event



Currently when adding a new control, the assigned numerical ID is not
set for event data, thus userspace applications cannot realize it just
by event data.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

parent 12865cac

sound/core/control.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -373,6 +373,7 @@ int snd_ctl_add(struct snd_card card, struct snd_kcontrol kcontrol)
		card->controls_count += kcontrol->count;
		kcontrol->id.numid = card->last_numid + 1;
		card->last_numid += kcontrol->count;
		id = kcontrol->id;
		count = kcontrol->count;
		up_write(&card->controls_rwsem);
		for (idx = 0; idx < count; idx++, id.index++, id.numid++)