diff options
| author | Arvind Yadav <arvind.yadav.cs@gmail.com> | 2017-08-18 13:15:12 +0530 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2017-08-19 11:02:15 +0200 |
| commit | f95925829b96199e4182438c3ea880ee15066b01 (patch) | |
| tree | 99a100ad5a9552f6857c7b250d73aefffd0d3d5a | |
| parent | 1086373713fbd602ab73c1968e5f91f15f647c49 (diff) | |
ALSA: drivers: 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>
| -rw-r--r-- | sound/drivers/aloop.c | 4 | ||||
| -rw-r--r-- | 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 6e02ee03f1b6..135adb17703c 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 struct snd_pcm_ops loopback_playback_ops = { .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 d634e1078851..18fd12996cf7 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 struct snd_pcm_ops snd_ml403_ac97cr_playback_ops = { .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, |