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| author | Takashi Iwai <tiwai@suse.de> | 2023-07-18 16:13:01 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2023-07-20 10:02:59 +0200 |
| commit | 6723670a483501497dc339ae37676525245a913a (patch) | |
| tree | da854b7c518e8d8eaeefc7089736c5e2a8f01df8 | |
| parent | dc438bac711d703e08cffa527db192c4b1630cd4 (diff) | |
| download | lwn-6723670a483501497dc339ae37676525245a913a.tar.gz lwn-6723670a483501497dc339ae37676525245a913a.zip | |
ALSA: control: Make snd_ctl_find_id() argument const
The id object passed to snd_ctl_find_id() is only read, and we can
mark it with const gracefully.
Link: https://lore.kernel.org/r/20230718141304.1032-9-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
| -rw-r--r-- | include/sound/control.h | 2 | ||||
| -rw-r--r-- | 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; |