diff options
| author | Dan Carpenter <dan.carpenter@linaro.org> | 2025-09-03 08:52:24 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2025-09-03 09:21:58 +0200 |
| commit | 8409816b1eb306eb1f6137f83317fc756722d7d0 (patch) | |
| tree | 1297a993d1ac1fed8a137d1a871a74d8128b68e2 /sound/pci | |
| parent | 649c6e1314d43840cbdca854d37ca30423acdb9f (diff) | |
ALSA: rme32: Fix serialization in snd_rme32_capture_adat_open()
We accidentally deleted the wrong line of code when we did the
conversion to guard() locks. If the rme32->capture_substream has
already been set we should return -EBUSY.
Fixes: 8bb75ae244c5 ("ALSA: rme32: Use guard() for spin locks")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://patch.msgid.link/aLfXmIQRFTXr5h8O@stanley.mountain
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci')
| -rw-r--r-- | sound/pci/rme32.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/pci/rme32.c b/sound/pci/rme32.c index 123dddcb6972..ca9bbf554650 100644 --- a/sound/pci/rme32.c +++ b/sound/pci/rme32.c @@ -936,7 +936,7 @@ snd_rme32_capture_adat_open(struct snd_pcm_substream *substream) scoped_guard(spinlock_irq, &rme32->lock) { if (rme32->capture_substream != NULL) - spin_unlock_irq(&rme32->lock); + return -EBUSY; rme32->capture_substream = substream; } |