diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 287635d..fe8db3d 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -1520,6 +1520,7 @@
 		    int encap_type);
 int xfrm4_transport_finish(struct sk_buff *skb, int async);
 int xfrm4_rcv(struct sk_buff *skb);
+int xfrm_parse_spi(struct sk_buff *skb, u8 nexthdr, __be32 *spi, __be32 *seq);
 
 static inline int xfrm4_rcv_spi(struct sk_buff *skb, int nexthdr, __be32 spi)
 {