1 files changed, 21 insertions, 0 deletions
diff --git a/net/tipc/node.c b/net/tipc/node.c
index e9c52e1416c5..81e6dd0cd1ca 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -195,6 +195,27 @@ int tipc_node_get_mtu(struct net *net, u32 addr, u32 sel)
 	return mtu;
 }
 
+bool tipc_node_get_id(struct net *net, u32 addr, u8 *id)
+{
+	u8 *own_id = tipc_own_id(net);
+	struct tipc_node *n;
+
+	if (!own_id)
+		return true;
+
+	if (addr == tipc_own_addr(net)) {
+		memcpy(id, own_id, TIPC_NODEID_LEN);
+		return true;
+	}
+	n = tipc_node_find(net, addr);
+	if (!n)
+		return false;
+
+	memcpy(id, &n->peer_id, TIPC_NODEID_LEN);
+	tipc_node_put(n);
+	return true;
+}
+
 u16 tipc_node_get_capabilities(struct net *net, u32 addr)
 {
 	struct tipc_node *n;