[PATCH 8/8] ASoC: sh: siu_pcm: remove unused variable

Pierre-Louis Bossart pierre-louis.bossart at linux.intel.com
Sat Feb 20 00:16:35 CET 2021


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 at linux.intel.com>
---
 sound/soc/sh/siu_pcm.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/sound/soc/sh/siu_pcm.c b/sound/soc/sh/siu_pcm.c
index 6496300f73a9..0a8a3c314a73 100644
--- 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 */
-- 
2.25.1



More information about the Alsa-devel mailing list