Fix check for invalid channel count

Change-Id: Id9e3dce0e3d5971786212d3f70e17a17e32ce92b
diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index 5f59ca9..913cba0 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -2199,8 +2199,8 @@
     mAudioMixer = new AudioMixer(mNormalFrameCount, mSampleRate);
 
     // FIXME - Current mixer implementation only supports stereo output
-    if (mChannelCount == 1) {
-        ALOGE("Invalid audio hardware channel count");
+    if (mChannelCount != FCC_2) {
+        ALOGE("Invalid audio hardware channel count %d", mChannelCount);
     }
 
     // create an NBAIO sink for the HAL output stream, and negotiate