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-rw-r--r--net/tipc/bearer.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/net/tipc/bearer.c b/net/tipc/bearer.c
index 418f03d0be90..645c16052052 100644
--- a/net/tipc/bearer.c
+++ b/net/tipc/bearer.c
@@ -609,16 +609,18 @@ static int tipc_l2_device_event(struct notifier_block *nb, unsigned long evt,
switch (evt) {
case NETDEV_CHANGE:
- if (netif_carrier_ok(dev))
+ if (netif_carrier_ok(dev) && netif_oper_up(dev)) {
+ test_and_set_bit_lock(0, &b->up);
break;
- /* else: fall through */
- case NETDEV_UP:
- test_and_set_bit_lock(0, &b->up);
- break;
+ }
+ /* fall through */
case NETDEV_GOING_DOWN:
clear_bit_unlock(0, &b->up);
tipc_reset_bearer(net, b);
break;
+ case NETDEV_UP:
+ test_and_set_bit_lock(0, &b->up);
+ break;
case NETDEV_CHANGEMTU:
if (tipc_mtu_bad(dev, 0)) {
bearer_disable(net, b);