[ALSA] Return error if no user TLV is defined
authorTakashi Iwai <tiwai@suse.de>
Fri, 25 Aug 2006 09:39:34 +0000 (11:39 +0200)
committerJaroslav Kysela <perex@suse.cz>
Sat, 23 Sep 2006 08:44:21 +0000 (10:44 +0200)
commit18c1c3f694105ab2a6f43e054e23f9a751b2f869
tree06c01bed5e123f33bbc9633ac6eb98784e626f3b
parent86148e84c218e49b54521e8dae7bb78eb66c4281
[ALSA] Return error if no user TLV is defined

Retrun error to user TLV_READ ioctl if no TLV is defined.
(Until now, nothing was written and rerunred successfully.)

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
sound/core/control.c