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[03/13] ALSA: atmel: constify snd_pcm_ops structures

Message ID 1503042321-26758-4-git-send-email-arvind.yadav.cs@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Arvind Yadav Aug. 18, 2017, 7:45 a.m. UTC 
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/atmel/ac97c.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/sound/atmel/ac97c.c b/sound/atmel/ac97c.c
index 52b0522..70616da 100644
--- a/sound/atmel/ac97c.c
+++ b/sound/atmel/ac97c.c
@@ -461,7 +461,7 @@  static int atmel_ac97c_capture_prepare(struct snd_pcm_substream *substream)
 	return frames;
 }
 
-static struct snd_pcm_ops atmel_ac97_playback_ops = {
+static const struct snd_pcm_ops atmel_ac97_playback_ops = {
 	.open		= atmel_ac97c_playback_open,
 	.close		= atmel_ac97c_playback_close,
 	.ioctl		= snd_pcm_lib_ioctl,
@@ -472,7 +472,7 @@  static int atmel_ac97c_capture_prepare(struct snd_pcm_substream *substream)
 	.pointer	= atmel_ac97c_playback_pointer,
 };
 
-static struct snd_pcm_ops atmel_ac97_capture_ops = {
+static const struct snd_pcm_ops atmel_ac97_capture_ops = {
 	.open		= atmel_ac97c_capture_open,
 	.close		= atmel_ac97c_capture_close,
 	.ioctl		= snd_pcm_lib_ioctl,