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ASoC: omap-pcm: Initialize DMA configuration 

Initialize the dma_slave_config for PCM DMA transfers,
instead of leaving it uninitialized. Keeps previous data on
the stack from giving us invalid values in uninitialized
members of the config structure.

Signed-off-by: Jim Lodes <jim.lodes@garmin.com>
Signed-off-by: J.D. Schroeder <jay.schroeder@garmin.com>
Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Reviewed-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Jim Lodes 2016-04-25 11:10:07 -05:00 committed by Mark Brown
parent d4e44f1418
commit 989ff7754a
1 changed files with 2 additions and 0 deletions
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2
sound/soc/omap/omap-pcm.c
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@ -82,6 +82,8 @@ static int omap_pcm_hw_params(struct snd_pcm_substream *substream,
struct dma_chan *chan;
int err = 0;
memset(&config, 0x00, sizeof(config));
dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
/* return if this is a bufferless transfer e.g.