The id object passed to snd_ctl_find_id() is only read, and we can mark it with const gracefully.
Signed-off-by: Takashi Iwai tiwai@suse.de --- include/sound/control.h | 2 +- sound/core/control.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/sound/control.h b/include/sound/control.h index cc3dcc6cfb0f..e61b749bf204 100644 --- a/include/sound/control.h +++ b/include/sound/control.h @@ -141,7 +141,7 @@ int snd_ctl_rename_id(struct snd_card * card, struct snd_ctl_elem_id *src_id, st void snd_ctl_rename(struct snd_card *card, struct snd_kcontrol *kctl, const char *name); int snd_ctl_activate_id(struct snd_card *card, struct snd_ctl_elem_id *id, int active); struct snd_kcontrol *snd_ctl_find_numid(struct snd_card * card, unsigned int numid); -struct snd_kcontrol *snd_ctl_find_id(struct snd_card * card, struct snd_ctl_elem_id *id); +struct snd_kcontrol *snd_ctl_find_id(struct snd_card *card, const struct snd_ctl_elem_id *id);
int snd_ctl_create(struct snd_card *card);
diff --git a/sound/core/control.c b/sound/core/control.c index 8aaa2a84a670..180e5768a10f 100644 --- a/sound/core/control.c +++ b/sound/core/control.c @@ -858,7 +858,7 @@ EXPORT_SYMBOL(snd_ctl_find_numid); * */ struct snd_kcontrol *snd_ctl_find_id(struct snd_card *card, - struct snd_ctl_elem_id *id) + const struct snd_ctl_elem_id *id) { struct snd_kcontrol *kctl;