msc: make sending of early classmark optional

Change-Id: If25ba412ab393029ed7ae9af47e87d5f4a44acfc
diff --git a/msc_tests/BSC_ConnectionHandler.ttcn b/msc_tests/BSC_ConnectionHandler.ttcn
index d3dcd29..39acfb7 100644
--- a/msc_tests/BSC_ConnectionHandler.ttcn
+++ b/msc_tests/BSC_ConnectionHandler.ttcn
@@ -133,7 +133,7 @@
 	return l3_info;
 }
 
-function f_perform_lu(boolean expect_auth, boolean expect_tmsi)
+function f_perform_lu(boolean expect_auth, boolean expect_tmsi, boolean send_early_cm)
 runs on BSC_ConnHdlr {
 	var PDU_ML3_MS_NW l3_lu := f_build_lu_imsi(g_pars.imsi)
 	var PDU_DTAP_MT dtap_mt;
@@ -144,7 +144,9 @@
 	/* Send BSSAP_Conn_Req with COMPL L3 INFO to MSC */
 	f_bssap_compl_l3(l3_lu);
 
-	BSSAP.send(ts_BSSMAP_ClassmarkUpd(g_pars.cm2, g_pars.cm3));
+	if (send_early_cm) {
+		BSSAP.send(ts_BSSMAP_ClassmarkUpd(g_pars.cm2, g_pars.cm3));
+	}
 
 	if (expect_auth) {
 		GSUP.receive(tr_GSUP_SAI_REQ(g_pars.imsi));