ALSA: ice1724 - Check for ac97 to avoid kernel oops
authorPavel Hofman <pavel.hofman@ivitera.com>
Thu, 5 Jan 2012 22:05:18 +0000 (23:05 +0100)
committerGreg Kroah-Hartman <gregkh@suse.de>
Thu, 26 Jan 2012 00:13:09 +0000 (16:13 -0800)
commit e7848163aa2a649d9065f230fadff80dc3519775 upstream.

Cards with identical PCI ids but no AC97 config in EEPROM do not have
the ac97 field initialized. We must check for this case to avoid kernel oops.

Signed-off-by: Pavel Hofman <pavel.hofman@ivitera.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

No differences found