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

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>

diff --git a/sound/soc/soc-generic-dmaengine-pcm.c b/sound/soc/soc-generic-dmaengine-pcm.c
index 24b2407..4aa48c7 100644 (file)
--- a/sound/soc/soc-generic-dmaengine-pcm.c
+++ b/sound/soc/soc-generic-dmaengine-pcm.c
@@ -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;
        }