linux-kernel - [PATCH -next] ASoC: rt711-sdca: Constify static struct snd_soc_dai

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20210408062647.803141-1-yebin10@huawei.com>
Date:   Thu, 8 Apr 2021 14:26:47 +0800
From:   Ye Bin <yebin10@...wei.com>
To:     <yebin10@...wei.com>, Oder Chiou <oder_chiou@...ltek.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.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: rt711-sdca: 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/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,