diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index d951e93b2a..297608c221 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -7633,6 +7633,10 @@ status_t AudioFlinger::MmapThread::start(const AudioClient& client,
         return NO_ERROR;
     }
 
+    if (!isOutput() && !recordingAllowed(client.packageName, client.clientPid, client.clientUid)) {
+        return PERMISSION_DENIED;
+    }
+
     audio_port_handle_t portId = AUDIO_PORT_HANDLE_NONE;
 
     audio_io_handle_t io = mId;
diff --git a/services/oboeservice/AAudioServiceStreamMMAP.cpp b/services/oboeservice/AAudioServiceStreamMMAP.cpp
index 43595a4a77..47041c5033 100644
--- a/services/oboeservice/AAudioServiceStreamMMAP.cpp
+++ b/services/oboeservice/AAudioServiceStreamMMAP.cpp
@@ -92,7 +92,7 @@ aaudio_result_t AAudioServiceStreamMMAP::start() {
 
     aaudio_result_t result = AAudioServiceStreamBase::start();
     if (!mInService && result == AAUDIO_OK) {
-        startClient(mMmapClient, &mClientHandle);
+        result = startClient(mMmapClient, &mClientHandle);
     }
     return result;
 }
@@ -107,7 +107,7 @@ aaudio_result_t AAudioServiceStreamMMAP::pause() {
     aaudio_result_t result = AAudioServiceStreamBase::pause();
     // TODO put before base::pause()?
     if (!mInService) {
-        stopClient(mClientHandle);
+        (void) stopClient(mClientHandle);
     }
     return result;
 }
@@ -119,7 +119,7 @@ aaudio_result_t AAudioServiceStreamMMAP::stop() {
     aaudio_result_t result = AAudioServiceStreamBase::stop();
     // TODO put before base::stop()?
     if (!mInService) {
-        stopClient(mClientHandle);
+        (void) stopClient(mClientHandle);
     }
     return result;
 }