diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index d3a898b..ae959e9 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -1003,7 +1003,7 @@
 				 u8 **prevhdr);
 
 #ifdef CONFIG_XFRM
-extern int xfrm4_rcv_encap(struct sk_buff *skb, __u16 encap_type);
+extern int xfrm4_udp_encap_rcv(struct sock *sk, struct sk_buff *skb);
 extern int xfrm_user_policy(struct sock *sk, int optname, u8 __user *optval, int optlen);
 extern int xfrm_dst_lookup(struct xfrm_dst **dst, struct flowi *fl, unsigned short family);
 #else
@@ -1012,12 +1012,13 @@
  	return -ENOPROTOOPT;
 } 
 
-static inline int xfrm4_rcv_encap(struct sk_buff *skb, __u16 encap_type)
+static inline int xfrm4_udp_encap_rcv(struct sock *sk, struct sk_buff *skb)
 {
  	/* should not happen */
  	kfree_skb(skb);
 	return 0;
 }
+
 static inline int xfrm_dst_lookup(struct xfrm_dst **dst, struct flowi *fl, unsigned short family)
 {
 	return -EINVAL;