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>

1 files changed, 1 insertions, 0 deletions

diff --git a/sound/core/control.c b/sound/core/control.c
index 60caba1f2211..8aae6eaa3564 100644
--- a/sound/core/control.c
+++ b/sound/core/control.c
@@ -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++)