diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index 3b1edec..1cd38c7 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -6791,7 +6791,7 @@
 bool AudioFlinger::RecordThread::stop(RecordThread::RecordTrack* recordTrack) {
     ALOGV("RecordThread::stop");
     AutoMutex _l(mLock);
-    if (mActiveTracks.indexOf(recordTrack) != 0 || recordTrack->mState == TrackBase::PAUSING) {
+    if (mActiveTracks.indexOf(recordTrack) < 0 || recordTrack->mState == TrackBase::PAUSING) {
         return false;
     }
     // note that threadLoop may still be processing the track at this point [without lock]
@@ -6805,7 +6805,7 @@
     // FIXME incorrect usage of wait: no explicit predicate or loop
     mStartStopCond.wait(mLock);
     // if we have been restarted, recordTrack is in mActiveTracks here
-    if (exitPending() || mActiveTracks.indexOf(recordTrack) != 0) {
+    if (exitPending() || mActiveTracks.indexOf(recordTrack) < 0) {
         ALOGV("Record stopped OK");
         return true;
     }
diff --git a/services/audiopolicy/common/managerdefinitions/src/AudioSession.cpp b/services/audiopolicy/common/managerdefinitions/src/AudioSession.cpp
index dbdcca7..bea9f4f 100644
--- a/services/audiopolicy/common/managerdefinitions/src/AudioSession.cpp
+++ b/services/audiopolicy/common/managerdefinitions/src/AudioSession.cpp
@@ -91,8 +91,10 @@
                 AUDIO_CONFIG_BASE_INITIALIZER;
         const audio_patch_handle_t patchHandle = (provider != NULL) ? provider->getPatchHandle() :
                 AUDIO_PATCH_HANDLE_NONE;
-        mClientInterface->onRecordingConfigurationUpdate(event, mSession, mInputSource,
-                &mConfig, &deviceConfig, patchHandle);
+        if (patchHandle != AUDIO_PATCH_HANDLE_NONE) {
+            mClientInterface->onRecordingConfigurationUpdate(event, mSession, mInputSource,
+                    &mConfig, &deviceConfig, patchHandle);
+        }
     }
 
     return mActiveCount;
@@ -126,9 +128,11 @@
                 AUDIO_CONFIG_BASE_INITIALIZER;
         const audio_patch_handle_t patchHandle = (provider != NULL) ? provider->getPatchHandle() :
                 AUDIO_PATCH_HANDLE_NONE;
-        mClientInterface->onRecordingConfigurationUpdate(RECORD_CONFIG_EVENT_START,
-                mSession, mInputSource,
-                &mConfig, &deviceConfig, patchHandle);
+        if (patchHandle != AUDIO_PATCH_HANDLE_NONE) {
+            mClientInterface->onRecordingConfigurationUpdate(RECORD_CONFIG_EVENT_START,
+                    mSession, mInputSource,
+                    &mConfig, &deviceConfig, patchHandle);
+        }
     }
 }