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authorEldad Zack <eldad@fogrefinery.com>2013-08-03 10:51:15 +0200
committerTakashi Iwai <tiwai@suse.de>2013-08-06 10:52:27 +0200
commite7e58df8ef3c9edb09a240084b4e0523c12bcb71 (patch)
tree1708c1c42916ad6552c2ecc9e5cab623b7947aa1 /sound/isa
parent88abb8eff494d0be7819e744e74d62d5bc852905 (diff)
downloadlinux-e7e58df8ef3c9edb09a240084b4e0523c12bcb71.tar.gz
ALSA: usb-audio: WARN_ON when alts is passed as NULL
Prevent NULL dereference in snd_usb_add_endpoints(), when alts is passed as NULL. In this case, WARN (since this is a non-fatal bug) and return NULL ep. Call sites treat a NULL return value as an error. Signed-off-by: Eldad Zack <eldad@fogrefinery.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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