net: Fix disjunct computation of netdev features

[linux-2.6-omap-h63xx.git] / drivers / net / bonding / bond_main.c

diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 8e2be24f3fe4c2e0f73062092a87f0b03da2f382..832739f38db4cd43adef5cb922430f2b86fb9ceb 100644 (file)
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1341,18 +1341,24 @@ static int bond_compute_features(struct bonding *bond)
        int i;
 
        features &= ~(NETIF_F_ALL_CSUM | BOND_VLAN_FEATURES);
-       features |= NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_HIGHDMA |
-                   NETIF_F_GSO_MASK | NETIF_F_NO_CSUM;
+       features |=  NETIF_F_GSO_MASK | NETIF_F_NO_CSUM;
+
+       if (!bond->first_slave)
+               goto done;
+
+       features &= ~NETIF_F_ONE_FOR_ALL;
 
        bond_for_each_slave(bond, slave, i) {
-               features = netdev_compute_features(features,
-                                                  slave->dev->features);
+               features = netdev_increment_features(features,
+                                                    slave->dev->features,
+                                                    NETIF_F_ONE_FOR_ALL);
                if (slave->dev->hard_header_len > max_hard_header_len)
                        max_hard_header_len = slave->dev->hard_header_len;
        }
 
+done:
        features |= (bond_dev->features & BOND_VLAN_FEATURES);
-       bond_dev->features = features;
+       bond_dev->features = netdev_fix_features(features, NULL);
        bond_dev->hard_header_len = max_hard_header_len;
 
        return 0;