linux-kernel - [PATCH -next] ASoC: amd: raven: acp3x-i2s: Constify static struct snd_soc_dai

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Message-ID: <20210408062651.803413-1-yebin10@huawei.com>
Date:   Thu, 8 Apr 2021 14:26:51 +0800
From:   Ye Bin <yebin10@...wei.com>
To:     <yebin10@...wei.com>, Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        Ravulapati Vishnu vardhan rao 
        <Vishnuvardhanrao.Ravulapati@....com>,
        Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>,
        Akshu Agrawal <akshu.agrawal@....com>
CC:     <alsa-devel@...a-project.org>, <linux-kernel@...r.kernel.org>,
        <kernel-janitors@...r.kernel.org>, Hulk Robot <hulkci@...wei.com>
Subject: [PATCH -next] ASoC: amd: raven: acp3x-i2s: 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@...wei.com>
Signed-off-by: Ye Bin <yebin10@...wei.com>
---
 sound/soc/amd/raven/acp3x-i2s.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/amd/raven/acp3x-i2s.c b/sound/soc/amd/raven/acp3x-i2s.c
index 5bc028692fcf..396cb7d619e2 100644
--- a/sound/soc/amd/raven/acp3x-i2s.c
+++ b/sound/soc/amd/raven/acp3x-i2s.c
@@ -249,7 +249,7 @@ static int acp3x_i2s_trigger(struct snd_pcm_substream *substream,
 	return ret;
 }
 
-static struct snd_soc_dai_ops acp3x_i2s_dai_ops = {
+static const struct snd_soc_dai_ops acp3x_i2s_dai_ops = {
 	.hw_params = acp3x_i2s_hwparams,
 	.trigger = acp3x_i2s_trigger,
 	.set_fmt = acp3x_i2s_set_fmt,