diff options
| -rw-r--r-- | net/core/dev.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index 07da7add4845..8edb58829124 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1633,7 +1633,6 @@ int register_netdevice_notifier(struct notifier_block *nb) goto unlock; if (dev_boot_phase) goto unlock; - down_read(&net_rwsem); for_each_net(net) { for_each_netdev(net, dev) { err = call_netdevice_notifier(nb, NETDEV_REGISTER, dev); @@ -1647,7 +1646,6 @@ int register_netdevice_notifier(struct notifier_block *nb) call_netdevice_notifier(nb, NETDEV_UP, dev); } } - up_read(&net_rwsem); unlock: rtnl_unlock(); @@ -1671,7 +1669,6 @@ rollback: } outroll: - up_read(&net_rwsem); raw_notifier_chain_unregister(&netdev_chain, nb); goto unlock; } @@ -1704,7 +1701,6 @@ int unregister_netdevice_notifier(struct notifier_block *nb) if (err) goto unlock; - down_read(&net_rwsem); for_each_net(net) { for_each_netdev(net, dev) { if (dev->flags & IFF_UP) { @@ -1715,7 +1711,6 @@ int unregister_netdevice_notifier(struct notifier_block *nb) call_netdevice_notifier(nb, NETDEV_UNREGISTER, dev); } } - up_read(&net_rwsem); unlock: rtnl_unlock(); up_write(&pernet_ops_rwsem); |