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ALSA: sb8: add a check for request_region
authorKangjie Lu <kjlu@umn.edu>
Fri, 15 Mar 2019 04:04:14 +0000 (23:04 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 20 Apr 2019 07:07:47 +0000 (09:07 +0200)
commit5e6e33fd757714e76d7abeddac125547bb2cf20d
treeb4c30bdffe28a0cddc5befece368e2f6fabc4b0etree | snapshot
parenta3e47ff19026e6f11df466ae4325e51b985bcc47commit | diff
ALSA: sb8: add a check for request_region

[ Upstream commit dcd0feac9bab901d5739de51b3f69840851f8919 ]

In case request_region fails, the fix returns an error code to
avoid NULL pointer dereference.

Signed-off-by: Kangjie Lu <kjlu@umn.edu>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
sound/isa/sb/sb8.c diff | blob | blame | history
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