ALSA: x86: Don't return an error from chmap ctl at disconnected

It's not wise to return an error at info/get callback when
disconnected, which happens at any time.
The chmap ctl is supposed to fill zero for such a case, instead.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2017-02-15 21:45:06 +01:00
commit a72ccfbad7