[alsa-devel] [PATCH] ALSA: ASoC: pxa-pcm-lib: initialize DMA channel to -1
Daniel Mack
daniel at caiaq.de
Thu Mar 18 17:26:49 CET 2010
This fixes a warning ("pxa_free_dma: trying to free channel 0 which is
already freed") when a device was opened but the hw_params() call
failed.
Signed-off-by: Daniel Mack <daniel at caiaq.de>
Cc: Liam Girdwood <lrg at slimlogic.co.uk>
Cc: Mark Brown <broonie at opensource.wolfsonmicro.com>
Cc: Nicolas Pitre <nico at marvell.com>
---
sound/arm/pxa2xx-pcm-lib.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/sound/arm/pxa2xx-pcm-lib.c b/sound/arm/pxa2xx-pcm-lib.c
index 743ac6a..fd51fa8 100644
--- a/sound/arm/pxa2xx-pcm-lib.c
+++ b/sound/arm/pxa2xx-pcm-lib.c
@@ -205,6 +205,7 @@ int __pxa2xx_pcm_open(struct snd_pcm_substream *substream)
if (!rtd->dma_desc_array)
goto err1;
+ rtd->dma_ch = -1;
runtime->private_data = rtd;
return 0;
--
1.6.3.3
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