[alsa-devel] [PATCH 1/2] ALSA: AACI: fix AC97 multiple-open bug

[Russell King - ARM Linux]

Signed-off-by: Russell King <rmk+kernel at arm.linux.org.uk>
---
 sound/arm/aaci.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/sound/arm/aaci.c b/sound/arm/aaci.c
index a03fe80..1456fc7 100644
--- a/sound/arm/aaci.c
+++ b/sound/arm/aaci.c
@@ -501,6 +501,10 @@ static int aaci_pcm_hw_params(struct snd_pcm_substream *substream,
 	int err;
 
 	aaci_pcm_hw_free(substream);
+	if (aacirun->pcm_open) {
+		snd_ac97_pcm_close(aacirun->pcm);
+		aacirun->pcm_open = 0;
+	}
 
 	err = devdma_hw_alloc(NULL, substream,
 			      params_buffer_bytes(params));
-- 
1.6.2.5