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-rw-r--r--net/tipc/link.c1
-rw-r--r--net/tipc/node.c10
2 files changed, 7 insertions, 4 deletions
diff --git a/net/tipc/link.c b/net/tipc/link.c
index f5cd986e1e50..2050fd386642 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -1728,7 +1728,6 @@ void tipc_link_failover_prepare(struct tipc_link *l, struct tipc_link *tnl,
* node has entered SELF_DOWN_PEER_LEAVING and both peer nodes
* would have to start over from scratch instead.
*/
- WARN_ON(l && tipc_link_is_up(l));
tnl->drop_point = 1;
tnl->failover_reasm_skb = NULL;
diff --git a/net/tipc/node.c b/net/tipc/node.c
index 9e106d3ed187..550581d47d51 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -766,9 +766,9 @@ static void tipc_node_link_up(struct tipc_node *n, int bearer_id,
* disturbance, wrong session, etc.)
* 3. Link <1B-2B> up
* 4. Link endpoint 2A down (e.g. due to link tolerance timeout)
- * 5. Node B starts failover onto link <1B-2B>
+ * 5. Node 2 starts failover onto link <1B-2B>
*
- * ==> Node A does never start link/node failover!
+ * ==> Node 1 does never start link/node failover!
*
* @n: tipc node structure
* @l: link peer endpoint failingover (- can be NULL)
@@ -783,6 +783,10 @@ static void tipc_node_link_failover(struct tipc_node *n, struct tipc_link *l,
if (!tipc_link_is_up(tnl))
return;
+ /* Don't rush, failure link may be in the process of resetting */
+ if (l && !tipc_link_is_reset(l))
+ return;
+
tipc_link_fsm_evt(tnl, LINK_SYNCH_END_EVT);
tipc_node_fsm_evt(n, NODE_SYNCH_END_EVT);
@@ -1706,7 +1710,7 @@ static bool tipc_node_check_state(struct tipc_node *n, struct sk_buff *skb,
/* Initiate or update failover mode if applicable */
if ((usr == TUNNEL_PROTOCOL) && (mtyp == FAILOVER_MSG)) {
syncpt = oseqno + exp_pkts - 1;
- if (pl && tipc_link_is_up(pl)) {
+ if (pl && !tipc_link_is_reset(pl)) {
__tipc_node_link_down(n, &pb_id, xmitq, &maddr);
trace_tipc_node_link_down(n, true,
"node link down <- failover!");