ixgbe: fix ntuple support

commit f62bbb5e62c6e4a91fb222d22bc46e8d4d7e59ef
ixgbe: Update ixgbe to use new vlan accleration.

removed ETH_FLAG_NTUPLE from the supported flags.

This patch puts it back on to allow for setting ntuple via ethtool.

CC: Jesse Gross <jesse@nicira.com>
Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Tested-by: Stephen Ko <stephen.s.ko@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ixgbe/ixgbe_ethtool.c

@@ -2202,7 +2202,7 @@ static int ixgbe_set_flags(struct net_device *netdev, u32 data)
 	need_reset = (data & ETH_FLAG_RXVLAN) !=
 		     (netdev->features & NETIF_F_HW_VLAN_RX);
 
-	rc = ethtool_op_set_flags(netdev, data, ETH_FLAG_LRO |
+	rc = ethtool_op_set_flags(netdev, data, ETH_FLAG_LRO | ETH_FLAG_NTUPLE |
 					ETH_FLAG_RXVLAN | ETH_FLAG_TXVLAN);
 	if (rc)
 		return rc;