mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

ALSA: ice1712: Delete unreachable code in aureon_add_controls() 

If the check (id != 0x41) fails, then id == 0x41 and
the other check in 'else' branch also
fails: id & 0x0F = 0b01000001 & 0b00001111 = 0b00000001.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Signed-off-by: Dmitry Fomin <fomindmitriyfoma@mail.ru>
Link: https://lore.kernel.org/r/20230225184322.6286-2-fomindmitriyfoma@mail.ru
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Dmitry Fomin 2023-02-25 21:43:22 +03:00 committed by Takashi Iwai
parent 951606a14a
commit a8e98f3448
1 changed files with 0 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
sound/pci/ice1712/aureon.c
View File

@ -1896,10 +1896,6 @@ static int aureon_add_controls(struct snd_ice1712 *ice)
if (id != 0x41)
dev_info(ice->card->dev,
"No CS8415 chip. Skipping CS8415 controls.\n");
else if ((id & 0x0F) != 0x01)
dev_info(ice->card->dev,
"Detected unsupported CS8415 rev. (%c)\n",
(char)((id & 0x0F) + 'A' - 1));
else {
for (i = 0; i < ARRAY_SIZE(cs8415_controls); i++) {
struct snd_kcontrol *kctl;