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ALSA: usb: 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
2017-08-18 13:15:21 +05:30
committed by Takashi Iwai
parent 7a205f5db5
commit 31cb1fb41d
7 changed files with 9 additions and 9 deletions
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2
sound/usb/hiface/pcm.c
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@@ -513,7 +513,7 @@ static snd_pcm_uframes_t hiface_pcm_pointer(struct snd_pcm_substream *alsa_sub)
return bytes_to_frames(alsa_sub->runtime, dma_offset);
}
static struct snd_pcm_ops pcm_ops = {
static const struct snd_pcm_ops pcm_ops = {
.open = hiface_pcm_open,
.close = hiface_pcm_close,
.ioctl = snd_pcm_lib_ioctl,