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ALSA: intel8x0m: constify snd_pcm_ops structures

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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 2017-08-10 17:17:36 +05:30 committed by Takashi Iwai
parent 17e12921c5
commit c06aab337e
1 changed files with 4 additions and 4 deletions
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8
sound/pci/intel8x0m.c
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@ -685,7 +685,7 @@ static int snd_intel8x0m_capture_close(struct snd_pcm_substream *substream)
}
static struct snd_pcm_ops snd_intel8x0m_playback_ops = {
static const struct snd_pcm_ops snd_intel8x0m_playback_ops = {
.open = snd_intel8x0m_playback_open,
.close = snd_intel8x0m_playback_close,
.ioctl = snd_pcm_lib_ioctl,
@ -696,7 +696,7 @@ static struct snd_pcm_ops snd_intel8x0m_playback_ops = {
.pointer = snd_intel8x0m_pcm_pointer,
};
static struct snd_pcm_ops snd_intel8x0m_capture_ops = {
static const struct snd_pcm_ops snd_intel8x0m_capture_ops = {
.open = snd_intel8x0m_capture_open,
.close = snd_intel8x0m_capture_close,
.ioctl = snd_pcm_lib_ioctl,
@ -710,8 +710,8 @@ static struct snd_pcm_ops snd_intel8x0m_capture_ops = {
struct ich_pcm_table {
char *suffix;
struct snd_pcm_ops *playback_ops;
struct snd_pcm_ops *capture_ops;
const struct snd_pcm_ops *playback_ops;
const struct snd_pcm_ops *capture_ops;
size_t prealloc_size;
size_t prealloc_max_size;
int ac97_idx;