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authorTakashi Iwai <tiwai@suse.de>2020-11-23 09:53:33 +0100
committerTakashi Iwai <tiwai@suse.de>2020-11-23 15:15:36 +0100
commitcab941b7e5cf054502b01f776db724400ee5c1b6 (patch)
treedc80dec664d8f67b7ce213bd0d7cfb3b7cf42717 /sound/usb/pcm.h
parentc15871e17fc6efb98176b92b4152019876dbec24 (diff)
ALSA: usb-audio: Constify audioformat pointer references
The audioformat is referred in many places but most of usages are read-only. Let's add const prefix in the possible places. Tested-by: Keith Milner <kamilner@superlative.org> Tested-by: Dylan Robinson <dylan_robinson@motu.com> Link: https://lore.kernel.org/r/20201123085347.19667-28-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/pcm.h')
-rw-r--r--sound/usb/pcm.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/usb/pcm.h b/sound/usb/pcm.h
index a4f784225abc..06c586467d3f 100644
--- a/sound/usb/pcm.h
+++ b/sound/usb/pcm.h
@@ -10,7 +10,7 @@ int snd_usb_pcm_suspend(struct snd_usb_stream *as);
int snd_usb_pcm_resume(struct snd_usb_stream *as);
int snd_usb_init_pitch(struct snd_usb_audio *chip,
- struct audioformat *fmt);
+ const struct audioformat *fmt);
void snd_usb_preallocate_buffer(struct snd_usb_substream *subs);
int snd_usb_audioformat_set_sync_ep(struct snd_usb_audio *chip,