From b178eec970a0811ec77ee548037a08fca327904d Mon Sep 17 00:00:00 2001
From: Ross Owen <ross@xmos.com>
Date: Mon, 27 Jan 2014 14:27:52 +0000
Subject: [PATCH] Fixed unused var warning relating to chanend c_mix_out

---
 module_usb_audio/main.xc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/module_usb_audio/main.xc b/module_usb_audio/main.xc
index 60d746f0..f1ae822b 100755
--- a/module_usb_audio/main.xc
+++ b/module_usb_audio/main.xc
@@ -330,8 +330,9 @@ void usb_audio_io(chanend c_aud_in, chanend ?c_adc
 #endif
 )
 {
+#ifdef MIXER
     chan c_mix_out;
-
+#endif
     par
     {