patch c480f79b in mainline

[ALSA] hda-codec - Avoid zero NID in line_out_pins[] of STAC codecs

The STAC codes adds line_out_pins[] for shared mic/line-inputs accordingly.
But, the current code may give a hole with NID=0 in some setting, which
results in an error at probe.  This patch fixes the problem.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>