[DECNET]: Use htons() where appropriate.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index 57d5749..acd48ee 100644
--- a/net/decnet/af_decnet.c
+++ b/net/decnet/af_decnet.c
@@ -1904,7 +1904,7 @@
 	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;