net: rename dst_neigh_output back to neigh_output

After the dst->pending_confirm flag was removed, we do not
need anymore to provide dst arg to dst_neigh_output.
So, rename it to neigh_output as before commit 5110effee8fd
("net: Do delayed neigh confirmation.").

Signed-off-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/vrf.c

@@ -379,7 +379,7 @@ static int vrf_finish_output6(struct net *net, struct sock *sk,
 		neigh = __neigh_create(&nd_tbl, nexthop, dst->dev, false);
 	if (!IS_ERR(neigh)) {
 		sock_confirm_neigh(skb, neigh);
-		ret = dst_neigh_output(dst, neigh, skb);
+		ret = neigh_output(neigh, skb);
 		rcu_read_unlock_bh();
 		return ret;
 	}
@@ -577,7 +577,7 @@ static int vrf_finish_output(struct net *net, struct sock *sk, struct sk_buff *s
 		neigh = __neigh_create(&arp_tbl, &nexthop, dev, false);
 	if (!IS_ERR(neigh)) {
 		sock_confirm_neigh(skb, neigh);
-		ret = dst_neigh_output(dst, neigh, skb);
+		ret = neigh_output(neigh, skb);
 	}
 
 	rcu_read_unlock_bh();

include/net/dst.h

@@ -442,18 +442,6 @@ static inline void dst_confirm(struct dst_entry *dst)
 {
 }
 
-static inline int dst_neigh_output(struct dst_entry *dst, struct neighbour *n,
-				   struct sk_buff *skb)
-{
-	const struct hh_cache *hh;
-
-	hh = &n->hh;
-	if ((n->nud_state & NUD_CONNECTED) && hh->hh_len)
-		return neigh_hh_output(hh, skb);
-	else
-		return n->output(n, skb);
-}
-
 static inline struct neighbour *dst_neigh_lookup(const struct dst_entry *dst, const void *daddr)
 {
 	struct neighbour *n = dst->ops->neigh_lookup(dst, NULL, daddr);

include/net/neighbour.h

@@ -468,6 +468,16 @@ static inline int neigh_hh_output(const struct hh_cache *hh, struct sk_buff *skb
 	return dev_queue_xmit(skb);
 }
 
+static inline int neigh_output(struct neighbour *n, struct sk_buff *skb)
+{
+	const struct hh_cache *hh = &n->hh;
+
+	if ((n->nud_state & NUD_CONNECTED) && hh->hh_len)
+		return neigh_hh_output(hh, skb);
+	else
+		return n->output(n, skb);
+}
+
 static inline struct neighbour *
 __neigh_lookup(struct neigh_table *tbl, const void *pkey, struct net_device *dev, int creat)
 {

net/ipv4/ip_output.c

@@ -225,7 +225,7 @@ static int ip_finish_output2(struct net *net, struct sock *sk, struct sk_buff *s
 		int res;
 
 		sock_confirm_neigh(skb, neigh);
-		res = dst_neigh_output(dst, neigh, skb);
+		res = neigh_output(neigh, skb);
 
 		rcu_read_unlock_bh();
 		return res;

net/ipv6/ip6_output.c

@@ -120,7 +120,7 @@ static int ip6_finish_output2(struct net *net, struct sock *sk, struct sk_buff *
 		neigh = __neigh_create(&nd_tbl, nexthop, dst->dev, false);
 	if (!IS_ERR(neigh)) {
 		sock_confirm_neigh(skb, neigh);
-		ret = dst_neigh_output(dst, neigh, skb);
+		ret = neigh_output(neigh, skb);
 		rcu_read_unlock_bh();
 		return ret;
 	}