3 files changed, 18 insertions, 60 deletions

diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 070e8a68cfc6..63b5b088e80f 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -313,6 +313,8 @@ static const struct net_device_ops br_netdev_ops = {
         .ndo_fdb_add             = br_fdb_add,
         .ndo_fdb_del             = br_fdb_delete,
         .ndo_fdb_dump            = br_fdb_dump,
+        .ndo_bridge_getlink      = br_getlink,
+        .ndo_bridge_setlink      = br_setlink,
 };
 
 static void br_dev_free(struct net_device *dev)
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index 093f527276a3..743511bb7319 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -111,54 +111,33 @@ errout:
 /*
  * Dump information about all ports, in response to GETLINK
  */
-static int br_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)
+int br_getlink(struct sk_buff *skb, u32 pid, u32 seq,
+               struct net_device *dev)
 {
-        struct net *net = sock_net(skb->sk);
-        struct net_device *dev;
-        int idx;
-
-        idx = 0;
-        rcu_read_lock();
-        for_each_netdev_rcu(net, dev) {
-                struct net_bridge_port *port = br_port_get_rcu(dev);
-
-                /* not a bridge port */
-                if (!port || idx < cb->args[0])
-                        goto skip;
-
-                if (br_fill_ifinfo(skb, port,
-                                   NETLINK_CB(cb->skb).portid,
-                                   cb->nlh->nlmsg_seq, RTM_NEWLINK,
-                                   NLM_F_MULTI) < 0)
-                        break;
-skip:
-                ++idx;
-        }
-        rcu_read_unlock();
-        cb->args[0] = idx;
+        int err = 0;
+        struct net_bridge_port *port = br_port_get_rcu(dev);
+
+        /* not a bridge port */
+        if (!port)
+                goto out;
 
-        return skb->len;
+        err = br_fill_ifinfo(skb, port, pid, seq, RTM_NEWLINK, NLM_F_MULTI);
+out:
+        return err;
 }
 
 /*
  * Change state of port (ie from forwarding to blocking etc)
  * Used by spanning tree in user space.
  */
-static int br_rtm_setlink(struct sk_buff *skb,  struct nlmsghdr *nlh, void *arg)
+int br_setlink(struct net_device *dev, struct nlmsghdr *nlh)
 {
-        struct net *net = sock_net(skb->sk);
         struct ifinfomsg *ifm;
         struct nlattr *protinfo;
-        struct net_device *dev;
         struct net_bridge_port *p;
         u8 new_state;
 
-        if (nlmsg_len(nlh) < sizeof(*ifm))
-                return -EINVAL;
-
         ifm = nlmsg_data(nlh);
-        if (ifm->ifi_family != AF_BRIDGE)
-                return -EPFNOSUPPORT;
 
         protinfo = nlmsg_find_attr(nlh, sizeof(*ifm), IFLA_PROTINFO);
         if (!protinfo || nla_len(protinfo) < sizeof(u8))
@@ -168,10 +147,6 @@ static int br_rtm_setlink(struct sk_buff *skb,  struct nlmsghdr *nlh, void *arg)
         if (new_state > BR_STATE_BLOCKING)
                 return -EINVAL;
 
-        dev = __dev_get_by_index(net, ifm->ifi_index);
-        if (!dev)
-                return -ENODEV;
-
         p = br_port_get_rtnl(dev);
         if (!p)
                 return -EINVAL;
@@ -218,29 +193,7 @@ struct rtnl_link_ops br_link_ops __read_mostly = {
 
 int __init br_netlink_init(void)
 {
-        int err;
-
-        err = rtnl_link_register(&br_link_ops);
-        if (err < 0)
-                goto err1;
-
-        err = __rtnl_register(PF_BRIDGE, RTM_GETLINK, NULL,
-                              br_dump_ifinfo, NULL);
-        if (err)
-                goto err2;
-        err = __rtnl_register(PF_BRIDGE, RTM_SETLINK,
-                              br_rtm_setlink, NULL, NULL);
-        if (err)
-                goto err3;
-
-        return 0;
-
-err3:
-        rtnl_unregister_all(PF_BRIDGE);
-err2:
-        rtnl_link_unregister(&br_link_ops);
-err1:
-        return err;
+        return rtnl_link_register(&br_link_ops);
 }
 
 void __exit br_netlink_fini(void)
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 9b278c4ebee1..fdcd5f626ca6 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -553,6 +553,9 @@ extern struct rtnl_link_ops br_link_ops;
 extern int br_netlink_init(void);
 extern void br_netlink_fini(void);
 extern void br_ifinfo_notify(int event, struct net_bridge_port *port);
+extern int br_setlink(struct net_device *dev, struct nlmsghdr *nlmsg);
+extern int br_getlink(struct sk_buff *skb, u32 pid, u32 seq,
+                      struct net_device *dev);
 
 #ifdef CONFIG_SYSFS
 /* br_sysfs_if.c */