linux-brain/sound/pci/ctxfi
Colin Ian King 26a1af33c9 ALSA: ctxfi: cthw20k2: fix mask on conf to allow 4 bits
[ Upstream commit 26a9630c72ebac7c564db305a6aee54a8edde70e ]

Currently the mask operation on variable conf is just 3 bits so
the switch statement case value of 8 is unreachable dead code.
The function daio_mgr_dao_init can be passed a 4 bit value,
function dao_rsc_init calls it with conf set to:

     conf = (desc->msr & 0x7) | (desc->passthru << 3);

so clearly when desc->passthru is set to 1 then conf can be
at least 8.

Fix this by changing the mask to 0xf.

Fixes: 8cc7236148 ("ALSA: SB X-Fi driver merge")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/r/20210227001527.1077484-1-colin.king@canonical.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-03-09 11:09:38 +01:00
..
Makefile treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
ct20k1reg.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ct20k2reg.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctamixer.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctamixer.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctatc.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctatc.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctdaio.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctdaio.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
cthardware.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
cthardware.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
cthw20k1.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
cthw20k1.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
cthw20k2.c ALSA: ctxfi: cthw20k2: fix mask on conf to allow 4 bits 2021-03-09 11:09:38 +01:00
cthw20k2.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctimap.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctimap.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctmixer.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctmixer.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctpcm.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctpcm.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctresource.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctresource.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctsrc.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctsrc.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
cttimer.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
cttimer.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
ctvmem.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
ctvmem.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00
xfi.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 364 2019-06-05 17:37:09 +02:00