ALSA: usb-audio: correct the value cache check.
authorYao-Wen Mao <yaowen@google.com>
Fri, 28 Aug 2015 08:33:25 +0000 (16:33 +0800)
committerTakashi Iwai <tiwai@suse.de>
Fri, 28 Aug 2015 08:38:25 +0000 (10:38 +0200)
commit6aa6925cad06159dc6e25857991bbc4960821242
tree1669df95a62653f61d8e190f17fb109fed78880c
parent0662292aec0528363df037ad7c66bf9949c7ce46
ALSA: usb-audio: correct the value cache check.

The check of cval->cached should be zero-based (including master channel).

Signed-off-by: Yao-Wen Mao <yaowen@google.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/usb/mixer.c