[alsa-devel] [PATCH 10/58] ALSA: usb: Constify snd_device_ops definitions

Takashi Iwai tiwai at suse.de
Fri Jan 3 09:16:26 CET 2020


Now we may declare const for snd_device_ops definitions, so let's do
it for optimization.

There should be no functional changes by this patch.

Signed-off-by: Takashi Iwai <tiwai at suse.de>
---
 sound/usb/mixer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 6cd4ff09c5ee..f60e0869c096 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -3407,7 +3407,7 @@ static int create_keep_iface_ctl(struct usb_mixer_interface *mixer)
 int snd_usb_create_mixer(struct snd_usb_audio *chip, int ctrlif,
 			 int ignore_error)
 {
-	static struct snd_device_ops dev_ops = {
+	static const struct snd_device_ops dev_ops = {
 		.dev_free = snd_usb_mixer_dev_free
 	};
 	struct usb_mixer_interface *mixer;
-- 
2.16.4



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