team: add fix_features

do fix features in similar way as bonding code does

Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 22 insertions, 0 deletions

diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index f3092749b072..5b169c18aaf6 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -953,6 +953,27 @@ static int team_del_slave(struct net_device *dev, struct net_device *port_dev)
         return err;
 }
 
+static netdev_features_t team_fix_features(struct net_device *dev,
+                                           netdev_features_t features)
+{
+        struct team_port *port;
+        struct team *team = netdev_priv(dev);
+        netdev_features_t mask;
+
+        mask = features;
+        features &= ~NETIF_F_ONE_FOR_ALL;
+        features |= NETIF_F_ALL_FOR_ALL;
+
+        rcu_read_lock();
+        list_for_each_entry_rcu(port, &team->port_list, list) {
+                features = netdev_increment_features(features,
+                                                     port->dev->features,
+                                                     mask);
+        }
+        rcu_read_unlock();
+        return features;
+}
+
 static const struct net_device_ops team_netdev_ops = {
         .ndo_init               = team_init,
         .ndo_uninit             = team_uninit,
@@ -968,6 +989,7 @@ static const struct net_device_ops team_netdev_ops = {
         .ndo_vlan_rx_kill_vid   = team_vlan_rx_kill_vid,
         .ndo_add_slave          = team_add_slave,
         .ndo_del_slave          = team_del_slave,
+        .ndo_fix_features       = team_fix_features,
 };