[DECNET]: Use htons() where appropriate.

Signed-off-by: NYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/decnet/af_decnet.c

@@ -1904,7 +1904,7 @@ static inline struct sk_buff *dn_alloc_send_pskb(struct sock *sk,
 	struct sk_buff *skb = sock_alloc_send_skb(sk, datalen,
 						   noblock, errcode);
 	if (skb) {
-		skb->protocol = __constant_htons(ETH_P_DNA_RT);
+		skb->protocol = htons(ETH_P_DNA_RT);
 		skb->pkt_type = PACKET_OUTGOING;
 	}
 	return skb;

net/decnet/dn_nsp_out.c

@@ -124,7 +124,7 @@ struct sk_buff *dn_alloc_skb(struct sock *sk, int size, gfp_t pri)
 	if ((skb = alloc_skb(size + hdr, pri)) == NULL)
 		return NULL;
 
-	skb->protocol = __constant_htons(ETH_P_DNA_RT);
+	skb->protocol = htons(ETH_P_DNA_RT);
 	skb->pkt_type = PACKET_OUTGOING;
 
 	if (sk)

net/decnet/dn_route.c

@@ -1551,7 +1551,7 @@ static int dn_cache_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh, void
 			kfree_skb(skb);
 			return -ENODEV;
 		}
-		skb->protocol = __constant_htons(ETH_P_DNA_RT);
+		skb->protocol = htons(ETH_P_DNA_RT);
 		skb->dev = dev;
 		cb->src = fl.fld_src;
 		cb->dst = fl.fld_dst;