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| author | Tong Zhang <ztong0001@gmail.com> | 2021-09-06 18:47:45 -0700 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2021-09-07 07:13:19 +0200 |
| commit | 8491f59e3b130ea8b5116e363d400c42f91544fc (patch) | |
| tree | 424fb3ebc684431f3a526041df675b0a4af2527e /sound/last.c | |
| parent | c8b177b6e3a005bd8fb0395a4bc5db3470301c28 (diff) | |
| download | linux-8491f59e3b130ea8b5116e363d400c42f91544fc.tar.bz2 | |
ALSA: vx222: fix null-ptr-deref
a recent refactor created a null pointer vx in snd_vx222_probe().
The vx pointer should have been populated in snd_vx222_create() as
suggested in earlier version, otherwise vx->core.ibl.size will throw an
error.
[ 1.298398] BUG: kernel NULL pointer dereference, address: 00000000000001d8
[ 1.316799] RIP: 0010:snd_vx222_probe+0x155/0x290 [snd_vx222]
Fixes: 3bde3359aa16 ("ALSA: vx222: Allocate resources with device-managed APIs")
Signed-off-by: Tong Zhang <ztong0001@gmail.com>
Link: https://lore.kernel.org/r/20210907014746.1445278-1-ztong0001@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/last.c')
0 files changed, 0 insertions, 0 deletions