From 46a085a3e70681fe2e184ec5c36e7e3146d12576 Mon Sep 17 00:00:00 2001
From: Arvind Yadav <arvind.yadav.cs@gmail.com>
Date: Fri, 18 Aug 2017 13:15:18 +0530
Subject: [PATCH] ALSA: sh: constify snd_pcm_ops structures
snd_pcm_ops are not supposed to change at runtime. All functions
working with snd_pcm_ops provided by <sound/pcm.h> work with
const snd_pcm_ops. So mark the non-const structs as const.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
sound/sh/aica.c | 2 +-
sound/sh/sh_dac_audio.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/sound/sh/aica.c b/sound/sh/aica.c
index 822608da2e210..fdc680ae8aa09 100644
--- a/sound/sh/aica.c
+++ b/sound/sh/aica.c
@@ -436,7 +436,7 @@ static unsigned long snd_aicapcm_pcm_pointer(struct snd_pcm_substream
return readl(AICA_CONTROL_CHANNEL_SAMPLE_NUMBER);
}
-static struct snd_pcm_ops snd_aicapcm_playback_ops = {
+static const struct snd_pcm_ops snd_aicapcm_playback_ops = {
.open = snd_aicapcm_pcm_open,
.close = snd_aicapcm_pcm_close,
.ioctl = snd_pcm_lib_ioctl,
diff --git a/sound/sh/sh_dac_audio.c b/sound/sh/sh_dac_audio.c
index a077f1c386cee..e71e6a7188026 100644
--- a/sound/sh/sh_dac_audio.c
+++ b/sound/sh/sh_dac_audio.c
@@ -252,7 +252,7 @@ snd_pcm_uframes_t snd_sh_dac_pcm_pointer(struct snd_pcm_substream *substream)
}
/* pcm ops */
-static struct snd_pcm_ops snd_sh_dac_pcm_ops = {
+static const struct snd_pcm_ops snd_sh_dac_pcm_ops = {
.open = snd_sh_dac_pcm_open,
.close = snd_sh_dac_pcm_close,
.ioctl = snd_pcm_lib_ioctl,
--
GitLab