8 files changed, 15 insertions, 11 deletions

diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 924015729b2d..fa3ed1d8a12d 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1204,7 +1204,7 @@ static int bond_master_upper_dev_link(struct net_device *bond_dev,
 {
         int err;
 
-        err = netdev_master_upper_dev_link(slave_dev, bond_dev, slave);
+        err = netdev_master_upper_dev_link(slave_dev, bond_dev, slave, NULL);
         if (err)
                 return err;
         slave_dev->flags |= IFF_SLAVE;
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index b37f8d14dca0..f7b6ff7948b8 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -1083,7 +1083,7 @@ static int team_upper_dev_link(struct net_device *dev,
 {
         int err;
 
-        err = netdev_master_upper_dev_link(port_dev, dev, NULL);
+        err = netdev_master_upper_dev_link(port_dev, dev, NULL, NULL);
         if (err)
                 return err;
         port_dev->priv_flags |= IFF_TEAM_PORT;
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index 59c5bddeaedd..8944a49cda15 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -624,7 +624,7 @@ static int do_vrf_add_slave(struct net_device *dev, struct net_device *port_dev)
                 goto out_fail;
         }
 
-        ret = netdev_master_upper_dev_link(port_dev, dev, NULL);
+        ret = netdev_master_upper_dev_link(port_dev, dev, NULL, NULL);
         if (ret < 0)
                 goto out_unregister;
 
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 939b8f3de810..aea556c64f2c 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -2163,6 +2163,7 @@ struct netdev_notifier_changeupper_info {
         struct net_device *upper_dev; /* new upper dev */
         bool master; /* is upper dev master */
         bool linking; /* is the nofication for link or unlink */
+        void *upper_info; /* upper dev info */
 };
 
 static inline void netdev_notifier_info_init(struct netdev_notifier_info *info,
@@ -3620,7 +3621,7 @@ struct net_device *netdev_master_upper_dev_get_rcu(struct net_device *dev);
 int netdev_upper_dev_link(struct net_device *dev, struct net_device *upper_dev);
 int netdev_master_upper_dev_link(struct net_device *dev,
                                  struct net_device *upper_dev,
-                                 void *upper_priv);
+                                 void *upper_priv, void *upper_info);
 void netdev_upper_dev_unlink(struct net_device *dev,
                              struct net_device *upper_dev);
 void netdev_adjacent_rename_links(struct net_device *dev, char *oldname);
diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c
index a7f4f1085dbb..aa8867e1d983 100644
--- a/net/batman-adv/hard-interface.c
+++ b/net/batman-adv/hard-interface.c
@@ -465,7 +465,7 @@ int batadv_hardif_enable_interface(struct batadv_hard_iface *hard_iface,
         bat_priv = netdev_priv(hard_iface->soft_iface);
 
         ret = netdev_master_upper_dev_link(hard_iface->net_dev,
-                                           soft_iface, NULL);
+                                           soft_iface, NULL, NULL);
         if (ret)
                 goto err_dev;
 
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index 781abc34667a..8d1d4a22c50d 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -493,7 +493,7 @@ int br_add_if(struct net_bridge *br, struct net_device *dev)
 
         dev->priv_flags |= IFF_BRIDGE_PORT;
 
-        err = netdev_master_upper_dev_link(dev, br->dev, NULL);
+        err = netdev_master_upper_dev_link(dev, br->dev, NULL, NULL);
         if (err)
                 goto err5;
 
diff --git a/net/core/dev.c b/net/core/dev.c
index 27d052bb78bc..8ed886663c6d 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -5421,7 +5421,7 @@ static void __netdev_adjacent_dev_unlink_neighbour(struct net_device *dev,
 
 static int __netdev_upper_dev_link(struct net_device *dev,
                                    struct net_device *upper_dev, bool master,
-                                   void *upper_priv)
+                                   void *upper_priv, void *upper_info)
 {
         struct netdev_notifier_changeupper_info changeupper_info;
         struct netdev_adjacent *i, *j, *to_i, *to_j;
@@ -5445,6 +5445,7 @@ static int __netdev_upper_dev_link(struct net_device *dev,
         changeupper_info.upper_dev = upper_dev;
         changeupper_info.master = master;
         changeupper_info.linking = true;
+        changeupper_info.upper_info = upper_info;
 
         ret = call_netdevice_notifiers_info(NETDEV_PRECHANGEUPPER, dev,
                                             &changeupper_info.info);
@@ -5549,7 +5550,7 @@ rollback_mesh:
 int netdev_upper_dev_link(struct net_device *dev,
                           struct net_device *upper_dev)
 {
-        return __netdev_upper_dev_link(dev, upper_dev, false, NULL);
+        return __netdev_upper_dev_link(dev, upper_dev, false, NULL, NULL);
 }
 EXPORT_SYMBOL(netdev_upper_dev_link);
 
@@ -5558,6 +5559,7 @@ EXPORT_SYMBOL(netdev_upper_dev_link);
  * @dev: device
  * @upper_dev: new upper device
  * @upper_priv: upper device private
+ * @upper_info: upper info to be passed down via notifier
  *
  * Adds a link to device which is upper to this one. In this case, only
  * one master upper device can be linked, although other non-master devices
@@ -5567,9 +5569,10 @@ EXPORT_SYMBOL(netdev_upper_dev_link);
  */
 int netdev_master_upper_dev_link(struct net_device *dev,
                                  struct net_device *upper_dev,
-                                 void *upper_priv)
+                                 void *upper_priv, void *upper_info)
 {
-        return __netdev_upper_dev_link(dev, upper_dev, true, upper_priv);
+        return __netdev_upper_dev_link(dev, upper_dev, true,
+                                       upper_priv, upper_info);
 }
 EXPORT_SYMBOL(netdev_master_upper_dev_link);
 
diff --git a/net/openvswitch/vport-netdev.c b/net/openvswitch/vport-netdev.c
index 3ee3df1edeae..8f4dd4c39bfe 100644
--- a/net/openvswitch/vport-netdev.c
+++ b/net/openvswitch/vport-netdev.c
@@ -105,7 +105,7 @@ struct vport *ovs_netdev_link(struct vport *vport, const char *name)
 
         rtnl_lock();
         err = netdev_master_upper_dev_link(vport->dev,
-                                           get_dpdev(vport->dp), NULL);
+                                           get_dpdev(vport->dp), NULL, NULL);
         if (err)
                 goto error_unlock;