diff options
Diffstat (limited to 'net/bridge/br_ioctl.c')
| -rw-r--r-- | net/bridge/br_ioctl.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/net/bridge/br_ioctl.c b/net/bridge/br_ioctl.c index a9a4a1b7863d..f876f707fd9e 100644 --- a/net/bridge/br_ioctl.c +++ b/net/bridge/br_ioctl.c @@ -21,18 +21,19 @@ #include <asm/uaccess.h> #include "br_private.h" -/* called with RTNL */ static int get_bridge_ifindices(struct net *net, int *indices, int num) { struct net_device *dev; int i = 0; - for_each_netdev(net, dev) { + rcu_read_lock(); + for_each_netdev_rcu(net, dev) { if (i >= num) break; if (dev->priv_flags & IFF_EBRIDGE) indices[i++] = dev->ifindex; } + rcu_read_unlock(); return i; } @@ -247,9 +248,7 @@ 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: |