ALSA: gus: 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 2017-08-11 17:28:02 +05:30 committed by Takashi Iwai
parent 8965e53d1b
commit ca58ba6c97

View File

@ -842,7 +842,7 @@ static const struct snd_kcontrol_new snd_gf1_pcm_volume_control1 =
.put = snd_gf1_pcm_volume_put
};
static struct snd_pcm_ops snd_gf1_pcm_playback_ops = {
static const struct snd_pcm_ops snd_gf1_pcm_playback_ops = {
.open = snd_gf1_pcm_playback_open,
.close = snd_gf1_pcm_playback_close,
.ioctl = snd_pcm_lib_ioctl,
@ -856,7 +856,7 @@ static struct snd_pcm_ops snd_gf1_pcm_playback_ops = {
.fill_silence = snd_gf1_pcm_playback_silence,
};
static struct snd_pcm_ops snd_gf1_pcm_capture_ops = {
static const struct snd_pcm_ops snd_gf1_pcm_capture_ops = {
.open = snd_gf1_pcm_capture_open,
.close = snd_gf1_pcm_capture_close,
.ioctl = snd_pcm_lib_ioctl,