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ALSA: sis7019: constify snd_pcm_ops structures

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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 2017-08-10 17:17:37 +05:30 committed by Takashi Iwai
parent c06aab337e
commit 2aa0eae970
1 changed files with 2 additions and 2 deletions
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4
sound/pci/sis7019.c
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@ -872,7 +872,7 @@ static int sis_pcm_capture_prepare(struct snd_pcm_substream *substream)
return 0;
}
static struct snd_pcm_ops sis_playback_ops = {
static const struct snd_pcm_ops sis_playback_ops = {
.open = sis_playback_open,
.close = sis_substream_close,
.ioctl = snd_pcm_lib_ioctl,
@ -883,7 +883,7 @@ static struct snd_pcm_ops sis_playback_ops = {
.pointer = sis_pcm_pointer,
};
static struct snd_pcm_ops sis_capture_ops = {
static const struct snd_pcm_ops sis_capture_ops = {
.open = sis_capture_open,
.close = sis_substream_close,
.ioctl = snd_pcm_lib_ioctl,