diff options
Diffstat (limited to 'net/bridge/br_multicast.c')
| -rw-r--r-- | net/bridge/br_multicast.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c index a09ea178348..15f2525099c 100644 --- a/net/bridge/br_multicast.c +++ b/net/bridge/br_multicast.c @@ -1772,13 +1772,15 @@ static void br_multicast_start_querier(struct net_bridge *br) br_multicast_open(br); - list_for_each_entry(port, &br->port_list, list) { + rcu_read_lock(); + list_for_each_entry_rcu(port, &br->port_list, list) { if (port->state == BR_STATE_DISABLED || port->state == BR_STATE_BLOCKING) continue; __br_multicast_enable_port(port); } + rcu_read_unlock(); } int br_multicast_toggle(struct net_bridge *br, unsigned long val) |