net: replace uses of __constant_{endian}

Base versions handle constant folding now.

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c
index 4617956..5dd1156 100644
--- a/drivers/net/enic/enic_main.c
+++ b/drivers/net/enic/enic_main.c
@@ -570,11 +570,11 @@
 	 * to each TCP segment resulting from the TSO.
 	 */
 
-	if (skb->protocol == __constant_htons(ETH_P_IP)) {
+	if (skb->protocol == cpu_to_be16(ETH_P_IP)) {
 		ip_hdr(skb)->check = 0;
 		tcp_hdr(skb)->check = ~csum_tcpudp_magic(ip_hdr(skb)->saddr,
 			ip_hdr(skb)->daddr, 0, IPPROTO_TCP, 0);
-	} else if (skb->protocol == __constant_htons(ETH_P_IPV6)) {
+	} else if (skb->protocol == cpu_to_be16(ETH_P_IPV6)) {
 		tcp_hdr(skb)->check = ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr,
 			&ipv6_hdr(skb)->daddr, 0, IPPROTO_TCP, 0);
 	}