ASoC: sh: siu_pcm: remove unused variable

cppcheck warning:

sound/soc/sh/siu_pcm.c:225:8: style: Variable 'virt' is assigned a
value that is never used. [unreadVariable]

  virt = PERIOD_OFFSET(rt->dma_area,
       ^

It's not clear what this variable was needed for, remove it.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20210219231635.5749-9-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/sh/siu_pcm.c b/sound/soc/sh/siu_pcm.c
index 6496300f73a94102f7896471cea8d4935d2aebe9..0a8a3c314a73d774fcaa77180aa00dc44b179b3c 100644 (file)
--- a/sound/soc/sh/siu_pcm.c
+++ b/sound/soc/sh/siu_pcm.c
@@ -217,14 +217,10 @@ static void siu_io_work(struct work_struct *work)
        if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
                dma_addr_t buff;
                size_t count;
-               u8 *virt;
 
                buff = (dma_addr_t)PERIOD_OFFSET(rt->dma_addr,
                                                siu_stream->cur_period,
                                                siu_stream->period_bytes);
-               virt = PERIOD_OFFSET(rt->dma_area,
-                                    siu_stream->cur_period,
-                                    siu_stream->period_bytes);
                count = siu_stream->period_bytes;
 
                /* DMA transfer start */