1 files changed, 21 insertions, 0 deletions

diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 556443566e9c..21e5901186ea 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -78,6 +78,8 @@ static int br_dev_open(struct net_device *dev)
 {
         struct net_bridge *br = netdev_priv(dev);
 
+        netif_carrier_off(dev);
+
         br_features_recompute(br);
         netif_start_queue(dev);
         br_stp_enable_bridge(br);
@@ -94,6 +96,8 @@ static int br_dev_stop(struct net_device *dev)
 {
         struct net_bridge *br = netdev_priv(dev);
 
+        netif_carrier_off(dev);
+
         br_stp_disable_bridge(br);
         br_multicast_stop(br);
 
@@ -297,6 +301,21 @@ void br_netpoll_disable(struct net_bridge_port *p)
 
 #endif
 
+static int br_add_slave(struct net_device *dev, struct net_device *slave_dev)
+
+{
+        struct net_bridge *br = netdev_priv(dev);
+
+        return br_add_if(br, slave_dev);
+}
+
+static int br_del_slave(struct net_device *dev, struct net_device *slave_dev)
+{
+        struct net_bridge *br = netdev_priv(dev);
+
+        return br_del_if(br, slave_dev);
+}
+
 static const struct ethtool_ops br_ethtool_ops = {
         .get_drvinfo    = br_getinfo,
         .get_link       = ethtool_op_get_link,
@@ -326,6 +345,8 @@ static const struct net_device_ops br_netdev_ops = {
         .ndo_netpoll_cleanup     = br_netpoll_cleanup,
         .ndo_poll_controller     = br_poll_controller,
 #endif
+        .ndo_add_slave           = br_add_slave,
+        .ndo_del_slave           = br_del_slave,
 };
 
 static void br_dev_free(struct net_device *dev)