From 576b831ae19ceba05701171efbb03febde37757f Mon Sep 17 00:00:00 2001 From: Meng Dongyang Date: Mon, 11 Jun 2018 17:08:44 +0800 Subject: [PATCH] usb: gadget: uac: correct f_audio_source.c to remove warning If the CONFIG_USB_CONFIGFS is not define, the 'audio_source_bind_config' may be unused. Corrcet warning of no previous prototype for 'audio_source_bind_config' by adding judgment of CONFIG_USB_CONFIGFS macro definition. Change-Id: I174ae996c1d53e78b76f72cf463bc1efb189675b Signed-off-by: Meng Dongyang --- drivers/usb/gadget/function/f_audio_source.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/usb/gadget/function/f_audio_source.c b/drivers/usb/gadget/function/f_audio_source.c index a9a725101026..bb7e496bfdac 100644 --- a/drivers/usb/gadget/function/f_audio_source.c +++ b/drivers/usb/gadget/function/f_audio_source.c @@ -1215,6 +1215,7 @@ static struct snd_pcm_ops audio_playback_ops = { .pointer = audio_pcm_pointer, }; +#ifndef CONFIG_USB_CONFIGFS int audio_source_bind_config(struct usb_configuration *c, struct audio_source_config *config) { @@ -1253,6 +1254,7 @@ add_fail: snd_card_free(audio->card); return err; } +#endif static int snd_card_setup(struct usb_configuration *c, struct audio_source_config *config)