Add master branch change.

Change-Id: I8892b7102753d29fefb4e23a7a7cc67c01157560
diff --git a/mbtk/include/lynq/lynq-qser-data.h b/mbtk/include/lynq/lynq-qser-data.h
index 1140e86..ba4711f 100755
--- a/mbtk/include/lynq/lynq-qser-data.h
+++ b/mbtk/include/lynq/lynq-qser-data.h
@@ -9,6 +9,11 @@
 typedef enum {
 	QSER_DATA_CALL_ERROR_NONE = 0,
 	QSER_DATA_CALL_ERROR_INVALID_PARAMS,
+	QSER_DATA_CALL_ERROR_NO_INIT,
+	QSER_DATA_CALL_ERROR_PDP_ACTIVATE,
+	QSER_DATA_CALL_ERROR_PDP_NO_ACTIVATE,
+	QSER_DATA_CALL_ERROR_IDX_NO_EXIST,
+	QSER_DATA_CALL_ERROR_UNKNOWN,
 } qser_data_call_error_e;
 
 typedef enum {