fixes coccinelle warning:
sound/soc/fsl/imx-pcm-rpmsg.c:285:5-8: Unneeded variable: "ret". Return "0" on 
line 308

Signed-off-by: Haowen Bai <baihaowe...@gmail.com>
---
 sound/soc/fsl/imx-pcm-rpmsg.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/sound/soc/fsl/imx-pcm-rpmsg.c b/sound/soc/fsl/imx-pcm-rpmsg.c
index 3504904..afea28a 100644
--- a/sound/soc/fsl/imx-pcm-rpmsg.c
+++ b/sound/soc/fsl/imx-pcm-rpmsg.c
@@ -282,7 +282,6 @@ static int imx_rpmsg_pcm_close(struct snd_soc_component 
*component,
        struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
        struct rpmsg_info *info = dev_get_drvdata(component->dev);
        struct rpmsg_msg *msg;
-       int ret = 0;
 
        /* Flush work in workqueue to make TX_CLOSE is the last message */
        flush_workqueue(info->rpmsg_wq);
@@ -305,7 +304,7 @@ static int imx_rpmsg_pcm_close(struct snd_soc_component 
*component,
                dev_warn(rtd->dev, "Msg is dropped!, number is %d\n",
                         info->msg_drop_count[substream->stream]);
 
-       return ret;
+       return 0;
 }
 
 static int imx_rpmsg_pcm_prepare(struct snd_soc_component *component,
-- 
2.7.4

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