Fixed false positive debug assertion

server/modules/routing/readwritesplit/readwritesplit.c

@@ -945,6 +945,10 @@ static void closeSession(
                 {
                         backend_ref_t* bref = &backend_ref[i];
                         DCB* dcb = bref->bref_dcb;	
+                        /** Close those which had been connected */
+                        if (BREF_IS_IN_USE(bref))
+                        {
+                                CHK_DCB(dcb);
 #if defined(SS_DEBUG)
 				/**
 				 * session must be moved to SESSION_STATE_STOPPING state before
@@ -955,10 +959,6 @@ static void closeSession(
 					ss_dassert(dcb->session->state == SESSION_STATE_STOPPING);
 				}
 #endif				
-                        /** Close those which had been connected */
-                        if (BREF_IS_IN_USE(bref))
-                        {
-                                CHK_DCB(dcb);
 				/** Clean operation counter in bref and in SERVER */
                                 while (BREF_IS_WAITING_RESULT(bref))
                                 {