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 --- sound/isa/gus/gus_pcm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/sound/isa/gus/gus_pcm.c b/sound/isa/gus/gus_pcm.c index 6b3da01..36e852f 100644 --- a/sound/isa/gus/gus_pcm.c +++ b/sound/isa/gus/gus_pcm.c @@ -842,7 +842,7 @@ static int snd_gf1_pcm_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_ .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 int snd_gf1_pcm_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_ .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,