From d705f95d34afc447a1375cf0be24cf47b87ae686 Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <deva@aasimon.org>
Date: Fri, 19 Sep 2014 20:45:47 +0200
Subject: Empty mixer string ignores mixer initialisation (for when not
 needed).

---
 src/audioin.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/audioin.cc b/src/audioin.cc
index 8ed8eac..cc6fffc 100644
--- a/src/audioin.cc
+++ b/src/audioin.cc
@@ -144,7 +144,9 @@ AudioIn::AudioIn(std::string device, std::string mixer_interface,
   // Write the parameters to the driver
   rc = snd_pcm_hw_params(handle, params);
   if (rc < 0) throw UnableToSetHWParams();
-
+  
+  if(mixer_interface == "") return;
+  
   //
   // Set up mixer
   //
-- 
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