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 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html