ASoC: rt1019: constify static struct snd_soc_dai_ops

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@huawei.com>
Signed-off-by: Ye Bin <yebin10@huawei.com>
Link: https://lore.kernel.org/r/20210408062701.803865-1-yebin10@huawei.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/rt1019.c

@@ -823,7 +823,7 @@ static int rt1019_probe(struct snd_soc_component *component)
 #define RT1019_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
 			SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
 
-static struct snd_soc_dai_ops rt1019_aif_dai_ops = {
+static const struct snd_soc_dai_ops rt1019_aif_dai_ops = {
 	.hw_params = rt1019_hw_params,
 	.set_fmt = rt1019_set_dai_fmt,
 	.set_sysclk = rt1019_set_dai_sysclk,