From: kernel test robot <lkp@xxxxxxxxx> [ Upstream commit 2b899f31f1a6db2db4608bac2ac04fe2c4ad89eb ] sound/usb/mixer_scarlett_gen2.c:2000:5: warning: symbol 'snd_scarlett_gen2_controls_create' was not declared. Should it be static? Fixes: 265d1a90e4fb ("ALSA: usb-audio: scarlett2: Improve driver startup messages") Reported-by: kernel test robot <lkp@xxxxxxxxx> Signed-off-by: kernel test robot <lkp@xxxxxxxxx> Link: https://lore.kernel.org/r/20210522180900.GA83915@f59a3af2f1d9 Signed-off-by: Takashi Iwai <tiwai@xxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- sound/usb/mixer_scarlett_gen2.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/usb/mixer_scarlett_gen2.c b/sound/usb/mixer_scarlett_gen2.c index 01ffef6a5146..9a98b0c048e3 100644 --- a/sound/usb/mixer_scarlett_gen2.c +++ b/sound/usb/mixer_scarlett_gen2.c @@ -1997,8 +1997,8 @@ static int scarlett2_mixer_status_create(struct usb_mixer_interface *mixer) return usb_submit_urb(mixer->urb, GFP_KERNEL); } -int snd_scarlett_gen2_controls_create(struct usb_mixer_interface *mixer, - const struct scarlett2_device_info *info) +static int snd_scarlett_gen2_controls_create(struct usb_mixer_interface *mixer, + const struct scarlett2_device_info *info) { int err; -- 2.30.2