diff options
| author | Jaroslav Kysela <perex@perex.cz> | 2023-01-09 17:11:33 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2023-01-09 18:05:21 +0300 |
| commit | 291e9da91403e0e628d7692b5ed505100e7b7706 (patch) | |
| tree | 06dd013198507049cebd15dd85f961d402075c36 /sound/usb/pcm.c | |
| parent | ae50e2ab122cef68f46b7799fb9deffe3334f5e2 (diff) | |
| download | linux-291e9da91403e0e628d7692b5ed505100e7b7706.tar.xz | |
ALSA: usb-audio: Always initialize fixed_rate in snd_usb_find_implicit_fb_sync_format()
Handle the fallback code path, too.
Fixes: fd28941cff1c ("ALSA: usb-audio: Add new quirk FIXED_RATE for JBL Quantum810 Wireless")
BugLink: https://lore.kernel.org/alsa-devel/Y7frf3N%2FxzvESEsN@kili/
Reported-by: Dan Carpenter <error27@gmail.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Link: https://lore.kernel.org/r/20230109141133.335543-1-perex@perex.cz
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/pcm.c')
| -rw-r--r-- | sound/usb/pcm.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c index fbd4798834e5..1f72960d0d53 100644 --- a/sound/usb/pcm.c +++ b/sound/usb/pcm.c @@ -163,6 +163,8 @@ bool snd_usb_pcm_has_fixed_rate(struct snd_usb_substream *subs) struct snd_usb_audio *chip = subs->stream->chip; int rate = -1; + if (!subs) + return false; if (!(chip->quirk_flags & QUIRK_FLAG_FIXED_RATE)) return false; list_for_each_entry(fp, &subs->fmt_list, list) { |