net: introduce and use netdev_features_t for device features sets

v2:	add couple missing conversions in drivers
	split unexporting netdev_fix_features()
	implemented %pNF
	convert sock::sk_route_(no?)caps

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/freescale/gianfar_ethtool.c b/drivers/net/ethernet/freescale/gianfar_ethtool.c
index 212736b..1ea0eb9 100644
--- a/drivers/net/ethernet/freescale/gianfar_ethtool.c
+++ b/drivers/net/ethernet/freescale/gianfar_ethtool.c
@@ -519,12 +519,12 @@
 	return err;
 }
 
-int gfar_set_features(struct net_device *dev, u32 features)
+int gfar_set_features(struct net_device *dev, netdev_features_t features)
 {
 	struct gfar_private *priv = netdev_priv(dev);
 	unsigned long flags;
 	int err = 0, i = 0;
-	u32 changed = dev->features ^ features;
+	netdev_features_t changed = dev->features ^ features;
 
 	if (changed & (NETIF_F_HW_VLAN_TX|NETIF_F_HW_VLAN_RX))
 		gfar_vlan_mode(dev, features);