net: qrtr: Allow forwarded services

A remote endpoint (immediate neighbors node) can forward services from other nodes (non-immadiate), in that case ctrl packet node ID (offering distant service) can differ from the qrtr source node (forwarding the packet). Signed-off-by: Loic Poulain <[email protected]> Reviewed-by: Bjorn Andersson <[email protected]> Reviewed-by: Manivannan Sadhasivam <[email protected]> Signed-off-by: Jakub Kicinski <[email protected]>
raymond-wx · Nov 11, 2020 · 87f547c · 87f547c
1 parent ae068f5
commit 87f547c
Showing 1 changed file with 0 additions and 8 deletions.
diff --git a/net/qrtr/ns.c b/net/qrtr/ns.c
@@ -517,10 +517,6 @@ static int ctrl_cmd_new_server(struct sockaddr_qrtr *from,
 		port = from->sq_port;
 	}
 
-	/* Don't accept spoofed messages */
-	if (from->sq_node != node_id)
-		return -EINVAL;
-
 	srv = server_add(service, instance, node_id, port);
 	if (!srv)
 		return -EINVAL;
@@ -559,10 +555,6 @@ static int ctrl_cmd_del_server(struct sockaddr_qrtr *from,
 		port = from->sq_port;
 	}
 
-	/* Don't accept spoofed messages */
-	if (from->sq_node != node_id)
-		return -EINVAL;
-
 	/* Local servers may only unregister themselves */
 	if (from->sq_node == qrtr_ns.local_node && from->sq_port != port)
 		return -EINVAL;