ALSA: sb16: 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>
This commit is contained in:
Arvind Yadav 2017-08-11 17:28:05 +05:30 committed by Takashi Iwai
parent 84c8f90f0d
commit 3066ad553d

View File

@ -838,7 +838,7 @@ int snd_sb16dsp_configure(struct snd_sb * chip)
return 0;
}
static struct snd_pcm_ops snd_sb16_playback_ops = {
static const struct snd_pcm_ops snd_sb16_playback_ops = {
.open = snd_sb16_playback_open,
.close = snd_sb16_playback_close,
.ioctl = snd_pcm_lib_ioctl,
@ -849,7 +849,7 @@ static struct snd_pcm_ops snd_sb16_playback_ops = {
.pointer = snd_sb16_playback_pointer,
};
static struct snd_pcm_ops snd_sb16_capture_ops = {
static const struct snd_pcm_ops snd_sb16_capture_ops = {
.open = snd_sb16_capture_open,
.close = snd_sb16_capture_close,
.ioctl = snd_pcm_lib_ioctl,