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ALSA: atmel: 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>
This commit is contained in:
Arvind Yadav 2017-08-18 13:15:11 +05:30 committed by Takashi Iwai
parent 28f054802a
commit 1086373713
1 changed files with 2 additions and 2 deletions
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4
sound/atmel/ac97c.c
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@ -461,7 +461,7 @@ atmel_ac97c_capture_pointer(struct snd_pcm_substream *substream)
return frames;
}
static struct snd_pcm_ops atmel_ac97_playback_ops = {
static const struct snd_pcm_ops atmel_ac97_playback_ops = {
.open = atmel_ac97c_playback_open,
.close = atmel_ac97c_playback_close,
.ioctl = snd_pcm_lib_ioctl,
@ -472,7 +472,7 @@ static struct snd_pcm_ops atmel_ac97_playback_ops = {
.pointer = atmel_ac97c_playback_pointer,
};
static struct snd_pcm_ops atmel_ac97_capture_ops = {
static const struct snd_pcm_ops atmel_ac97_capture_ops = {
.open = atmel_ac97c_capture_open,
.close = atmel_ac97c_capture_close,
.ioctl = snd_pcm_lib_ioctl,