These are only assigned to the ops field in the snd_soc_dai_link struct which is a pointer to const struct snd_soc_ops. Make them const to allow the compiler to put them in read-only memory. Signed-off-by: Rikard Falkeborn <rikard.falkeborn@xxxxxxxxx> --- sound/soc/mediatek/mt2701/mt2701-cs42448.c | 2 +- sound/soc/mediatek/mt2701/mt2701-wm8960.c | 2 +- sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/sound/soc/mediatek/mt2701/mt2701-cs42448.c b/sound/soc/mediatek/mt2701/mt2701-cs42448.c index 44a8d5cfb0aa..d9fd6eb786aa 100644 --- a/sound/soc/mediatek/mt2701/mt2701-cs42448.c +++ b/sound/soc/mediatek/mt2701/mt2701-cs42448.c @@ -146,7 +146,7 @@ static int mt2701_cs42448_be_ops_hw_params(struct snd_pcm_substream *substream, return 0; } -static struct snd_soc_ops mt2701_cs42448_be_ops = { +static const struct snd_soc_ops mt2701_cs42448_be_ops = { .hw_params = mt2701_cs42448_be_ops_hw_params }; diff --git a/sound/soc/mediatek/mt2701/mt2701-wm8960.c b/sound/soc/mediatek/mt2701/mt2701-wm8960.c index 414e422c0eba..f56de1b918bf 100644 --- a/sound/soc/mediatek/mt2701/mt2701-wm8960.c +++ b/sound/soc/mediatek/mt2701/mt2701-wm8960.c @@ -40,7 +40,7 @@ static int mt2701_wm8960_be_ops_hw_params(struct snd_pcm_substream *substream, return 0; } -static struct snd_soc_ops mt2701_wm8960_be_ops = { +static const struct snd_soc_ops mt2701_wm8960_be_ops = { .hw_params = mt2701_wm8960_be_ops_hw_params }; diff --git a/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c b/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c index 94dcbd36c869..aeb1af86047e 100644 --- a/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c +++ b/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c @@ -335,7 +335,7 @@ static void mt8183_mt6358_tdm_shutdown(struct snd_pcm_substream *substream) __func__, ret); } -static struct snd_soc_ops mt8183_mt6358_tdm_ops = { +static const struct snd_soc_ops mt8183_mt6358_tdm_ops = { .startup = mt8183_mt6358_tdm_startup, .shutdown = mt8183_mt6358_tdm_shutdown, }; -- 2.33.0