net: Use hton[sl]() instead of __constant_hton[sl]() where applicable

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 17c7b09..64ce3d3 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -1050,10 +1050,10 @@
 	}
 
 	switch (skb->protocol) {
-	case __constant_htons(ETH_P_IP):
+	case htons(ETH_P_IP):
 		ret = ip4ip6_tnl_xmit(skb, dev);
 		break;
-	case __constant_htons(ETH_P_IPV6):
+	case htons(ETH_P_IPV6):
 		ret = ip6ip6_tnl_xmit(skb, dev);
 		break;
 	default: