Fixed serialization transport to access queue in a safe manner

src/common/transport/serialization_transport.cpp

@@ -160,12 +160,15 @@ uint32_t SerializationTransport::send(uint8_t *cmdBuffer, uint32_t cmdLength, ui
 // Event Thread
 void SerializationTransport::eventHandlingRunner()
 {
-    while (runEventThread) {
-
+    do {
+        std::unique_lock<std::mutex> eventLock(eventMutex);
+        eventWaitCondition.wait(eventLock);
         while (!eventQueue.empty())
         {
             eventData_t eventData = eventQueue.front();
             eventQueue.pop();
+            eventLock.unlock();
+
             // Allocate memory to store decoded event including an unknown quantity of padding
 
             // Set security context
@@ -188,22 +191,10 @@ void SerializationTransport::eventHandlingRunner()
             }
 
             free(eventData.data);
-        }
-
-        std::unique_lock<std::mutex> eventLock(eventMutex);
 
-        if (!runEventThread)
-        {
-            break;
-        }
-
-        if (!eventQueue.empty())
-        {
-            continue;
-        }
-
-        eventWaitCondition.wait(eventLock);
+            eventLock.lock();
         }
+    } while (runEventThread);
 }
 
 // Read Thread