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/es1688/es1688_lib.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/sound/isa/es1688/es1688_lib.c b/sound/isa/es1688/es1688_lib.c index 5d3df96..ec7e68b 100644 --- a/sound/isa/es1688/es1688_lib.c +++ b/sound/isa/es1688/es1688_lib.c @@ -706,7 +706,7 @@ int snd_es1688_create(struct snd_card *card, return err; }
-static struct snd_pcm_ops snd_es1688_playback_ops = { +static const struct snd_pcm_ops snd_es1688_playback_ops = { .open = snd_es1688_playback_open, .close = snd_es1688_playback_close, .ioctl = snd_es1688_ioctl, @@ -717,7 +717,7 @@ int snd_es1688_create(struct snd_card *card, .pointer = snd_es1688_playback_pointer, };
-static struct snd_pcm_ops snd_es1688_capture_ops = { +static const struct snd_pcm_ops snd_es1688_capture_ops = { .open = snd_es1688_capture_open, .close = snd_es1688_capture_close, .ioctl = snd_es1688_ioctl,