diff --git a/webrtc/voice_engine/channel.cc b/webrtc/voice_engine/channel.cc
index 1eb8245fd..be42d511f 100644
--- a/webrtc/voice_engine/channel.cc
+++ b/webrtc/voice_engine/channel.cc
@@ -3130,7 +3130,7 @@ Channel::SetSendTelephoneEventPayloadType(unsigned char type)
             "SetSendTelephoneEventPayloadType() invalid type");
         return -1;
     }
-    CodecInst codec;
+    CodecInst codec = {};
     codec.plfreq = 8000;
     codec.pltype = type;
     memcpy(codec.plname, "telephone-event", 16);
diff --git a/webrtc/voice_engine/test/auto_test/fakes/fake_media_process.h b/webrtc/voice_engine/test/auto_test/fakes/fake_media_process.h
index f3d57db95..7e053fb31 100644
--- a/webrtc/voice_engine/test/auto_test/fakes/fake_media_process.h
+++ b/webrtc/voice_engine/test/auto_test/fakes/fake_media_process.h
@@ -14,6 +14,7 @@
 
 class FakeMediaProcess : public webrtc::VoEMediaProcess {
  public:
+  FakeMediaProcess() : frequency(0) {}
   virtual void Process(int channel,
                        const webrtc::ProcessingTypes type,
                        int16_t audio_10ms[],