The case where the element is unavailable (for example gone away since
the event was created) is handled beneath.
See also bug 5471.
https://bugtrack.alsa-project.org/alsa-bug/view.php?id=5471
Signed-off-by: Takashi Iwai <tiwai@suse.de>
if (event->data.elem.mask & (SNDRV_CTL_EVENT_MASK_VALUE |
SNDRV_CTL_EVENT_MASK_INFO)) {
elem = snd_hctl_find_elem(hctl, &event->data.elem.id);
- assert(elem);
if (!elem)
return -ENOENT;
res = snd_hctl_elem_throw_event(elem, event->data.elem.mask &