Complete() will be run with interrupt enabled, so change to
spin_lock_irqsave().
Cc: Jaroslav Kysela <perex@xxxxxxxx>
Cc: Takashi Iwai <tiwai@xxxxxxx>
Cc: alsa-devel@xxxxxxxxxxxxxxxx
Signed-off-by: Ming Lei <ming.lei@xxxxxxxxxxxxx>
---
sound/usb/usx2y/usbusx2yaudio.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c
index 4967fe9..e2ee893 100644
--- a/sound/usb/usx2y/usbusx2yaudio.c
+++ b/sound/usb/usx2y/usbusx2yaudio.c
@@ -273,7 +273,11 @@ static void usX2Y_clients_stop(struct usX2Ydev *usX2Y)
struct snd_usX2Y_substream *subs = usX2Y->subs[s];
if (subs) {
if (atomic_read(&subs->state) >= state_PRERUNNING) {
+ unsigned long flags;
+
+ local_irq_save(flags);
snd_pcm_stop(subs->pcm_substream, SNDRV_PCM_STATE_XRUN);
+ local_irq_restore(flags);
}
for (u = 0; u < NRURBS; u++) {
struct urb *urb = subs->urb[u];
--
1.7.9.5
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