1 files changed, 3 insertions, 0 deletions

diff --git a/net/tipc/discover.c b/net/tipc/discover.c
index a00e5f811569..7ae1b4c33aeb 100644
--- a/net/tipc/discover.c
+++ b/net/tipc/discover.c
@@ -82,6 +82,7 @@ static struct sk_buff *tipc_disc_init_msg(u32 type,
                 msg = buf_msg(buf);
                 tipc_msg_init(msg, LINK_CONFIG, type, INT_H_SIZE, dest_domain);
                 msg_set_non_seq(msg, 1);
+                msg_set_node_sig(msg, tipc_random);
                 msg_set_dest_domain(msg, dest_domain);
                 msg_set_bc_netid(msg, tipc_net_id);
                 b_ptr->media->addr2msg(&b_ptr->addr, msg_media_addr(msg));
@@ -128,6 +129,7 @@ void tipc_disc_recv_msg(struct sk_buff *buf, struct tipc_bearer *b_ptr)
         u32 orig = msg_prevnode(msg);
         u32 net_id = msg_bc_netid(msg);
         u32 type = msg_type(msg);
+        u32 signature = msg_node_sig(msg);
         int link_fully_up;
 
         media_addr.broadcast = 1;
@@ -197,6 +199,7 @@ void tipc_disc_recv_msg(struct sk_buff *buf, struct tipc_bearer *b_ptr)
         }
 
         /* Accept discovery message & send response, if necessary */
+        n_ptr->signature = signature;
         link_fully_up = link_working_working(link);
 
         if ((type == DSC_REQ_MSG) && !link_fully_up && !b_ptr->blocked) {