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/tun.c b/drivers/net/tun.c
index 8592523..3dd13d6 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -123,7 +123,7 @@
 	gid_t			group;
 
 	struct net_device	*dev;
-	u32			set_features;
+	netdev_features_t	set_features;
 #define TUN_USER_FEATURES (NETIF_F_HW_CSUM|NETIF_F_TSO_ECN|NETIF_F_TSO| \
 			  NETIF_F_TSO6|NETIF_F_UFO)
 	struct fasync_struct	*fasync;
@@ -454,7 +454,8 @@
 	return 0;
 }
 
-static u32 tun_net_fix_features(struct net_device *dev, u32 features)
+static netdev_features_t tun_net_fix_features(struct net_device *dev,
+	netdev_features_t features)
 {
 	struct tun_struct *tun = netdev_priv(dev);
 
@@ -1196,7 +1197,7 @@
  * privs required. */
 static int set_offload(struct tun_struct *tun, unsigned long arg)
 {
-	u32 features = 0;
+	netdev_features_t features = 0;
 
 	if (arg & TUN_F_CSUM) {
 		features |= NETIF_F_HW_CSUM;