[PATCH -next] ASoC: rt711-sdca: Constify static struct snd_soc_dai_ops

Ye Bin yebin10 at huawei.com
Thu Apr 8 08:26:47 CEST 2021


The snd_soc_dai_ops structures is only stored in the ops field of a
snd_soc_dai_driver structure, so make the snd_soc_dai_ops structure
const to allow the compiler to put it in read-only memory.

Reported-by: Hulk Robot <hulkci at huawei.com>
Signed-off-by: Ye Bin <yebin10 at huawei.com>
---
 sound/soc/codecs/rt711-sdca.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/codecs/rt711-sdca.c b/sound/soc/codecs/rt711-sdca.c
index 381893b640c6..bfb7f1c8ec8f 100644
--- a/sound/soc/codecs/rt711-sdca.c
+++ b/sound/soc/codecs/rt711-sdca.c
@@ -1268,7 +1268,7 @@ static int rt711_sdca_pcm_hw_free(struct snd_pcm_substream *substream,
 #define RT711_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
 			SNDRV_PCM_FMTBIT_S24_LE)
 
-static struct snd_soc_dai_ops rt711_sdca_ops = {
+static const struct snd_soc_dai_ops rt711_sdca_ops = {
 	.hw_params	= rt711_sdca_pcm_hw_params,
 	.hw_free	= rt711_sdca_pcm_hw_free,
 	.set_sdw_stream	= rt711_sdca_set_sdw_stream,



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