diff --git a/datalink814_ge/src/linklayer/node_list.c b/datalink814_ge/src/linklayer/node_list.c
index cea1215..6bbe603 100644
--- a/datalink814_ge/src/linklayer/node_list.c
+++ b/datalink814_ge/src/linklayer/node_list.c
@@ -114,19 +114,19 @@ NODE_ENTRY* L2_AppendNode(NODE_LIST *list, uint8_t nodeId, L2_NODE_TYPE nodeType
 	ASSERT(list != NULL);
 	if(L2_isNodeInList(list, nodeId)){
 		DBG_WARNING("Node [%d] already exist.\n", nodeId);
-		return FAILURE;
+		return NULL;
 	}
 	DBG_INFO("Link layer appending node [%d] to node list.\n", nodeId);
 	NODE_ENTRY* nodeEntry = (NODE_ENTRY*) malloc(sizeof(NODE_ENTRY));
 	if (nodeEntry == NULL) {
 		DBG_ERROR("Failed to allocated memory for nodeEntry.\n");
-		return ENOMEM;
+		return NULL;
 	}
 	list_node_t* node = list_node_new(nodeEntry);
 	if(node == NULL) {
 		DBG_ERROR("Failed to allocated memory for list node.\n");
 		free(nodeEntry);
-		return ENOMEM;
+		return NULL;
 	}
 	nodeEntry->nodeInfo.nodeId = nodeId;
 	nodeEntry->nodeInfo.nodeType = (uint8_t)nodeType;
@@ -138,7 +138,8 @@ NODE_ENTRY* L2_AppendNode(NODE_LIST *list, uint8_t nodeId, L2_NODE_TYPE nodeType
 	nodeEntry->nodeInfo.speed.z = 0;
 	nodeEntry->nodeInfo.beamNo = 0;
 	nodeEntry->ttlCnt = 0;
-	return SUCCESS;
+	list_rpush(list, node);
+	return nodeEntry;
 }
 
 /*****************************************************************************/