[PATCH 4/9] ALSA: gus: constify snd_pcm_ops structures

[Arvind Yadav]

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@xxxxxxxxx>
---
 sound/isa/gus/gus_pcm.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/isa/gus/gus_pcm.c b/sound/isa/gus/gus_pcm.c
index 6b3da01..36e852f 100644
--- a/sound/isa/gus/gus_pcm.c
+++ b/sound/isa/gus/gus_pcm.c
@@ -842,7 +842,7 @@ static int snd_gf1_pcm_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_
 	.put = snd_gf1_pcm_volume_put
 };
 
-static struct snd_pcm_ops snd_gf1_pcm_playback_ops = {
+static const struct snd_pcm_ops snd_gf1_pcm_playback_ops = {
 	.open =		snd_gf1_pcm_playback_open,
 	.close =	snd_gf1_pcm_playback_close,
 	.ioctl =	snd_pcm_lib_ioctl,
@@ -856,7 +856,7 @@ static int snd_gf1_pcm_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_
 	.fill_silence =	snd_gf1_pcm_playback_silence,
 };
 
-static struct snd_pcm_ops snd_gf1_pcm_capture_ops = {
+static const struct snd_pcm_ops snd_gf1_pcm_capture_ops = {
 	.open =		snd_gf1_pcm_capture_open,
 	.close =	snd_gf1_pcm_capture_close,
 	.ioctl =	snd_pcm_lib_ioctl,
-- 
1.9.1