diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h
index d244c14..9137040 100644
--- a/services/audioflinger/AudioFlinger.h
+++ b/services/audioflinger/AudioFlinger.h
@@ -499,7 +499,7 @@
     private:
         const char * const mModuleName;
         audio_hw_device_t * const mHwDevice;
-        Flags mFlags;
+        const Flags mFlags;
     };
 
     // AudioStreamOut and AudioStreamIn are immutable, so their fields are const.
@@ -509,7 +509,7 @@
     struct AudioStreamOut {
         AudioHwDevice* const audioHwDev;
         audio_stream_out_t* const stream;
-        audio_output_flags_t flags;
+        const audio_output_flags_t flags;
 
         audio_hw_device_t* hwDev() const { return audioHwDev->hwDevice(); }
 
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index ef90952..4028167 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -5207,7 +5207,7 @@
 
 void AudioFlinger::RecordThread::audioConfigChanged_l(int event, int param) {
     AudioSystem::OutputDescriptor desc;
-    void *param2 = NULL;
+    const void *param2 = NULL;
 
     switch (event) {
     case AudioSystem::INPUT_OPENED: