diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index 2ad24ba..60d918c 100644
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -241,7 +241,7 @@
 
 static struct dst_ops xfrm4_dst_ops = {
 	.family =		AF_INET,
-	.protocol =		__constant_htons(ETH_P_IP),
+	.protocol =		cpu_to_be16(ETH_P_IP),
 	.gc =			xfrm4_garbage_collect,
 	.update_pmtu =		xfrm4_update_pmtu,
 	.destroy =		xfrm4_dst_destroy,