ALSA: hda - Don't create empty/single-item input source

In patch_realtek.c, don't create empty or single-item "Input Source"
control elements that are simply superfluous.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2009-03-23 15:21:36 +01:00
commit a23b688f4d