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ASoC: rcar: bugfix: it cares about the non-src case

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src might not exist.
kernel will be hung-up without this patch in such case.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Kuninori Morimoto 2014-03-23 21:23:42 -07:00 committed by Mark Brown
parent 90e8e50fce
commit b1eac430b6
1 changed files with 11 additions and 7 deletions
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8
sound/soc/sh/rcar/src.c
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@ -182,16 +182,20 @@ unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
struct rsnd_dai_stream *io,
struct snd_pcm_runtime *runtime)
{
struct rsnd_mod *src_mod = rsnd_io_to_mod_src(io);
struct rsnd_src *src;
unsigned int rate;
unsigned int rate = 0;
src = rsnd_mod_to_src(rsnd_io_to_mod_src(io));
if (src_mod) {
src = rsnd_mod_to_src(src_mod);
/*
* return convert rate if SRC is used,
* otherwise, return runtime->rate as usual
*/
rate = rsnd_src_convert_rate(src);
}
if (!rate)
rate = runtime->rate;