linux-kernel - [PATCH -next] ASoC: Intel: KMB: Constify static struct snd_soc_dai

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Message-ID: <20210408062653.803478-1-yebin10@huawei.com>
Date:   Thu, 8 Apr 2021 14:26:53 +0800
From:   Ye Bin <yebin10@...wei.com>
To:     <yebin10@...wei.com>, Cezary Rojewski <cezary.rojewski@...el.com>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        Liam Girdwood <liam.r.girdwood@...ux.intel.com>,
        Jie Yang <yang.jie@...ux.intel.com>,
        "Mark Brown" <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Michael Sit Wei Hong <michael.wei.hong.sit@...el.com>,
        "Sia Jee Heng" <jee.heng.sia@...el.com>,
        Kuninori Morimoto <kuninori.morimoto.gx@...esas.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: Intel: KMB: 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/intel/keembay/kmb_platform.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/intel/keembay/kmb_platform.c b/sound/soc/intel/keembay/kmb_platform.c
index 0fd1e8f62c89..ef73392f8cff 100644
--- a/sound/soc/intel/keembay/kmb_platform.c
+++ b/sound/soc/intel/keembay/kmb_platform.c
@@ -729,7 +729,7 @@ static int kmb_dai_hw_free(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static struct snd_soc_dai_ops kmb_dai_ops = {
+static const struct snd_soc_dai_ops kmb_dai_ops = {
 	.startup	= kmb_dai_startup,
 	.trigger	= kmb_dai_trigger,
 	.hw_params	= kmb_dai_hw_params,