cosmetic improvements in the nodemanagement service

src/server/ua_services_nodemanagement.c

@@ -1222,18 +1222,17 @@ static UA_StatusCode
 deleteOneWayReference(UA_Server *server, UA_Session *session, UA_Node *node,
                       const UA_DeleteReferencesItem *item) {
     UA_Boolean edited = false;
-    for(size_t i = node->referencesSize-1; ; --i) {
-        if(i > node->referencesSize)
-            break; /* underflow after i == 0 */
-        if(!UA_NodeId_equal(&item->targetNodeId.nodeId, &node->references[i].targetId.nodeId))
+    for(size_t i = node->referencesSize; i > 0; --i) {
+        UA_ReferenceNode *ref = &node->references[i-1];
+        if(!UA_NodeId_equal(&item->targetNodeId.nodeId, &ref->targetId.nodeId))
             continue;
-        if(!UA_NodeId_equal(&item->referenceTypeId, &node->references[i].referenceTypeId))
+        if(!UA_NodeId_equal(&item->referenceTypeId, &ref->referenceTypeId))
             continue;
-        if(item->isForward == node->references[i].isInverse)
+        if(item->isForward == ref->isInverse)
             continue;
+        UA_ReferenceNode_deleteMembers(ref);
         /* move the last entry to override the current position */
-        UA_ReferenceNode_deleteMembers(&node->references[i]);
-        node->references[i] = node->references[node->referencesSize-1];
+        node->references[i-1] = node->references[node->referencesSize-1];
         --node->referencesSize;
         edited = true;
         break;