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/econet/af_econet.c b/net/econet/af_econet.c
index 8789d2b..7bf3558 100644
--- a/net/econet/af_econet.c
+++ b/net/econet/af_econet.c
@@ -1103,7 +1103,7 @@
 }
 
 static struct packet_type econet_packet_type = {
-	.type =		__constant_htons(ETH_P_ECONET),
+	.type =		cpu_to_be16(ETH_P_ECONET),
 	.func =		econet_rcv,
 };