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/mips/hal2.c | 4 ++-- sound/mips/sgio2audio.c | 6 +++--- 2 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/sound/mips/hal2.c b/sound/mips/hal2.c index 3318c15..b123e16 100644 --- a/sound/mips/hal2.c +++ b/sound/mips/hal2.c @@ -711,7 +711,7 @@ static int hal2_capture_ack(struct snd_pcm_substream *substream) hal2_capture_transfer); }
-static struct snd_pcm_ops hal2_playback_ops = { +static const struct snd_pcm_ops hal2_playback_ops = { .open = hal2_playback_open, .close = hal2_playback_close, .ioctl = snd_pcm_lib_ioctl, @@ -723,7 +723,7 @@ static int hal2_capture_ack(struct snd_pcm_substream *substream) .ack = hal2_playback_ack, };
-static struct snd_pcm_ops hal2_capture_ops = { +static const struct snd_pcm_ops hal2_capture_ops = { .open = hal2_capture_open, .close = hal2_capture_close, .ioctl = snd_pcm_lib_ioctl, diff --git a/sound/mips/sgio2audio.c b/sound/mips/sgio2audio.c index 0ebc1c3..e1800c3 100644 --- a/sound/mips/sgio2audio.c +++ b/sound/mips/sgio2audio.c @@ -675,7 +675,7 @@ static int snd_sgio2audio_pcm_trigger(struct snd_pcm_substream *substream, }
/* operators */ -static struct snd_pcm_ops snd_sgio2audio_playback1_ops = { +static const struct snd_pcm_ops snd_sgio2audio_playback1_ops = { .open = snd_sgio2audio_playback1_open, .close = snd_sgio2audio_pcm_close, .ioctl = snd_pcm_lib_ioctl, @@ -688,7 +688,7 @@ static int snd_sgio2audio_pcm_trigger(struct snd_pcm_substream *substream, .mmap = snd_pcm_lib_mmap_vmalloc, };
-static struct snd_pcm_ops snd_sgio2audio_playback2_ops = { +static const struct snd_pcm_ops snd_sgio2audio_playback2_ops = { .open = snd_sgio2audio_playback2_open, .close = snd_sgio2audio_pcm_close, .ioctl = snd_pcm_lib_ioctl, @@ -701,7 +701,7 @@ static int snd_sgio2audio_pcm_trigger(struct snd_pcm_substream *substream, .mmap = snd_pcm_lib_mmap_vmalloc, };
-static struct snd_pcm_ops snd_sgio2audio_capture_ops = { +static const struct snd_pcm_ops snd_sgio2audio_capture_ops = { .open = snd_sgio2audio_capture_open, .close = snd_sgio2audio_pcm_close, .ioctl = snd_pcm_lib_ioctl,