tipc: extend broadcast link initialization criteria

[karo-tx-linux.git] / net / tipc / link.c

diff --git a/net/tipc/link.c b/net/tipc/link.c
index 67b6ab9f4c8dfa01cb2f75632d8aa23e7f6235aa..6483dc4333fb0f2d4edbf0bb5587de17e3fd5f81 100644 (file)
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -1559,7 +1559,12 @@ void tipc_link_bc_sync_rcv(struct tipc_link *l, struct tipc_msg *hdr,
        if (!msg_peer_node_is_up(hdr))
                return;
 
-       l->bc_peer_is_up = true;
+       /* Open when peer ackowledges our bcast init msg (pkt #1) */
+       if (msg_ack(hdr))
+               l->bc_peer_is_up = true;
+
+       if (!l->bc_peer_is_up)
+               return;
 
        /* Ignore if peers_snd_nxt goes beyond receive window */
        if (more(peers_snd_nxt, l->rcv_nxt + l->window))