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/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index d6770f2..957cd05 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -1501,7 +1501,7 @@
  */
 
 static struct packet_type ip_packet_type = {
-	.type = __constant_htons(ETH_P_IP),
+	.type = cpu_to_be16(ETH_P_IP),
 	.func = ip_rcv,
 	.gso_send_check = inet_gso_send_check,
 	.gso_segment = inet_gso_segment,