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Date: Fri, 7 Mar 2014 17:08:24 -0800 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Takashi Iwai <tiwai@...e.de>, Weng Meiling <wengmeiling.weng@...wei.com> Subject: [PATCH 3.4 88/99] ALSA: asihpi: Fix unlocked snd_pcm_stop() call 3.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Takashi Iwai <tiwai@...e.de> commit 60478295d6876619f8f47f6d1a5c25eaade69ee3 upstream. snd_pcm_stop() must be called in the PCM substream lock context. Signed-off-by: Takashi Iwai <tiwai@...e.de> Cc: Weng Meiling <wengmeiling.weng@...wei.com> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> --- sound/pci/asihpi/asihpi.c | 3 +++ 1 file changed, 3 insertions(+) --- a/sound/pci/asihpi/asihpi.c +++ b/sound/pci/asihpi/asihpi.c @@ -769,7 +769,10 @@ static void snd_card_asihpi_timer_functi s->number); ds->drained_count++; if (ds->drained_count > 20) { + unsigned long flags; + snd_pcm_stream_lock_irqsave(s, flags); snd_pcm_stop(s, SNDRV_PCM_STATE_XRUN); + snd_pcm_stream_unlock_irqrestore(s, flags); continue; } } else { -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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