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ASoC: soc-generic-dmaengine-pcm: cleanup cppcheck warning at dmaengine_copy_user()

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This patch cleanups below cppcheck warning.

sound/soc/soc-generic-dmaengine-pcm.c:310:6: style: The scope of the variable 'ret' can be reduced. [variableScope]
 int ret;
     ^

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87zgtiyomb.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2021-08-16 13:55:56 +09:00 committed by Mark Brown
parent 9cec66fa70
commit a265976889
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GPG Key ID: 24D68B725D5487D0
1 changed files with 1 additions and 2 deletions
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3
sound/soc/soc-generic-dmaengine-pcm.c
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@ -305,14 +305,13 @@ static int dmaengine_copy_user(struct snd_soc_component *component,
bool is_playback = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
void *dma_ptr = runtime->dma_area + hwoff +
channel * (runtime->dma_bytes / runtime->channels);
int ret;
if (is_playback)
if (copy_from_user(dma_ptr, buf, bytes))
return -EFAULT;
if (process) {
ret = process(substream, channel, hwoff, (__force void *)buf, bytes);
int ret = process(substream, channel, hwoff, (__force void *)buf, bytes);
if (ret < 0)
return ret;
}