diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/bridge/br_ioctl.c | 2 | ||||
| -rw-r--r-- | net/bridge/br_stp_if.c | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/net/bridge/br_ioctl.c b/net/bridge/br_ioctl.c index a9a4a1b7863d..8d423bc649b9 100644 --- a/net/bridge/br_ioctl.c +++ b/net/bridge/br_ioctl.c @@ -247,9 +247,7 @@ static int old_dev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) if (!ns_capable(dev_net(dev)->user_ns, CAP_NET_ADMIN)) return -EPERM; - spin_lock_bh(&br->lock); br_stp_set_bridge_priority(br, args[1]); - spin_unlock_bh(&br->lock); return 0; case BRCTL_SET_PORT_PRIORITY: diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c index 41146872c1b4..7832d07f48f6 100644 --- a/net/bridge/br_stp_if.c +++ b/net/bridge/br_stp_if.c @@ -243,12 +243,13 @@ bool br_stp_recalculate_bridge_id(struct net_bridge *br) return true; } -/* called under bridge lock */ +/* Acquires and releases bridge lock */ void br_stp_set_bridge_priority(struct net_bridge *br, u16 newprio) { struct net_bridge_port *p; int wasroot; + spin_lock_bh(&br->lock); wasroot = br_is_root_bridge(br); list_for_each_entry(p, &br->port_list, list) { @@ -266,6 +267,7 @@ void br_stp_set_bridge_priority(struct net_bridge *br, u16 newprio) br_port_state_selection(br); if (br_is_root_bridge(br) && !wasroot) br_become_root_bridge(br); + spin_unlock_bh(&br->lock); } /* called under bridge lock */ |