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authorLinus Torvalds <torvalds@linux-foundation.org>2012-01-18 12:53:36 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-18 12:53:36 -0800
commit9278e634b4e063f415b46923a9ca4e74f42ec932 (patch)
treeae5c5eef151bbfef5135a5cb04c23113d2f16fc8 /sound/soc/imx
parentd71f5be276bf79eda14c40f3cafcf827326f10cb (diff)
parent986b2f2c21b308e21160a40359b81370f8fee6ec (diff)
Merge branch 'fix/asoc' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
* 'fix/asoc' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: ASoC: Wait for WM8993 FLL to stabilise ASoC: core - Free platform DAPM context at platform removal. ASoC: dapm - Fix check for codec context in dapm_power_widgets(). ASoC: sgtl5000: update author email address ASoC: Fix DMA channel leak in imx-pcm-dma-mx2 driver.
Diffstat (limited to 'sound/soc/imx')
-rw-r--r--sound/soc/imx/imx-pcm-dma-mx2.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/sound/soc/imx/imx-pcm-dma-mx2.c b/sound/soc/imx/imx-pcm-dma-mx2.c
index aecdba9f65a..5780c9b9d56 100644
--- a/sound/soc/imx/imx-pcm-dma-mx2.c
+++ b/sound/soc/imx/imx-pcm-dma-mx2.c
@@ -88,11 +88,13 @@ static int imx_ssi_dma_alloc(struct snd_pcm_substream *substream,
iprtd->dma_data.dma_request = dma_params->dma;
/* Try to grab a DMA channel */
- dma_cap_zero(mask);
- dma_cap_set(DMA_SLAVE, mask);
- iprtd->dma_chan = dma_request_channel(mask, filter, iprtd);
- if (!iprtd->dma_chan)
- return -EINVAL;
+ if (!iprtd->dma_chan) {
+ dma_cap_zero(mask);
+ dma_cap_set(DMA_SLAVE, mask);
+ iprtd->dma_chan = dma_request_channel(mask, filter, iprtd);
+ if (!iprtd->dma_chan)
+ return -EINVAL;
+ }
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16_LE: