ASoC: pxa-pcm-lib: initialize DMA channel to -1

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 <[email protected]> Acked-by: Liam Girdwood <[email protected]> Signed-off-by: Mark Brown <[email protected]>
chewitt · Mar 19, 2010 · 8727b90 · 8727b90
1 parent 6937c94
commit 8727b90
Showing 1 changed file with 1 addition and 0 deletions.
diff --git 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;