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/drivers/aloop.c | 4 ++-- sound/drivers/ml403-ac97cr.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/sound/drivers/aloop.c b/sound/drivers/aloop.c index 54f348a..f9f0edf 100644 --- a/sound/drivers/aloop.c +++ b/sound/drivers/aloop.c @@ -750,7 +750,7 @@ static int loopback_close(struct snd_pcm_substream *substream) return 0; }
-static struct snd_pcm_ops loopback_playback_ops = { +static const struct snd_pcm_ops loopback_playback_ops = { .open = loopback_open, .close = loopback_close, .ioctl = snd_pcm_lib_ioctl, @@ -763,7 +763,7 @@ static int loopback_close(struct snd_pcm_substream *substream) .mmap = snd_pcm_lib_mmap_vmalloc, };
-static struct snd_pcm_ops loopback_capture_ops = { +static const struct snd_pcm_ops loopback_capture_ops = { .open = loopback_open, .close = loopback_close, .ioctl = snd_pcm_lib_ioctl, diff --git a/sound/drivers/ml403-ac97cr.c b/sound/drivers/ml403-ac97cr.c index bdcb572..8195ae8 100644 --- a/sound/drivers/ml403-ac97cr.c +++ b/sound/drivers/ml403-ac97cr.c @@ -759,7 +759,7 @@ static int snd_ml403_ac97cr_capture_close(struct snd_pcm_substream *substream) return 0; }
-static struct snd_pcm_ops snd_ml403_ac97cr_playback_ops = { +static const struct snd_pcm_ops snd_ml403_ac97cr_playback_ops = { .open = snd_ml403_ac97cr_playback_open, .close = snd_ml403_ac97cr_playback_close, .ioctl = snd_pcm_lib_ioctl, @@ -770,7 +770,7 @@ static int snd_ml403_ac97cr_capture_close(struct snd_pcm_substream *substream) .pointer = snd_ml403_ac97cr_pcm_pointer, };
-static struct snd_pcm_ops snd_ml403_ac97cr_capture_ops = { +static const struct snd_pcm_ops snd_ml403_ac97cr_capture_ops = { .open = snd_ml403_ac97cr_capture_open, .close = snd_ml403_ac97cr_capture_close, .ioctl = snd_pcm_lib_ioctl,