diff --git a/services/audioflinger/AudioMixer.cpp b/services/audioflinger/AudioMixer.cpp
index 7c7fa56..1c5796d 100644
--- a/services/audioflinger/AudioMixer.cpp
+++ b/services/audioflinger/AudioMixer.cpp
@@ -1115,6 +1115,7 @@
     }
 }
 
+#if 0
 // 2 tracks is also a common case
 // NEVER used in current implementation of process__validate()
 // only use if the 2 tracks have the same output buffer
@@ -1212,7 +1213,7 @@
         delete [] buff;
     }
 }
+#endif
 
 // ----------------------------------------------------------------------------
 }; // namespace android
-