RDKB-62334: Fix Coverity defects (1 file)

source/bulkdata/t2eventreceiver.c

@@ -268,6 +268,11 @@ void* T2ER_EventDispatchThread(void *arg)
             if(ret != 0) // pthread cond wait failed return after unlock
             {
                 T2Error("%s pthread_cond_wait failed with error code: %d\n", __FUNCTION__, ret);
+                if(pthread_mutex_unlock(&erMutex) != 0)
+                {
+                    T2Error("%s pthread_mutex_unlock for erMutex failed\n", __FUNCTION__);
+                }
+                return NULL;
             }
             T2Debug("Received signal from T2ER_Push\n");
             // Release erMutex before acquiring sTDMutex to avoid lock order reversal and potential deadlock