Removed extra debug printf in MS/TP module.

bacnet-stack/ports/linux/dlmstp.c

@@ -200,6 +200,8 @@ static void *dlmstp_receive_fsm_task(
             } while (MSTP_Port.DataAvailable);
         }
     }
+
+    return NULL;
 }
 
 static void *dlmstp_master_fsm_task(
@@ -232,6 +234,8 @@ static void *dlmstp_master_fsm_task(
         }
         MSTP_Master_Node_FSM(&MSTP_Port);
     }
+
+    return NULL;
 }
 
 static void *dlmstp_milliseconds_task(

bacnet-stack/src/mstp.c

@@ -61,7 +61,7 @@
 #if PRINT_ENABLED
 #undef PRINT_ENABLED_RECEIVE
 #undef PRINT_ENABLED_RECEIVE_DATA
-#define PRINT_ENABLED_RECEIVE_ERRORS
+#undef PRINT_ENABLED_RECEIVE_ERRORS
 #undef PRINT_ENABLED_MASTER
 #endif