[XFRM]: struct xfrm_id annotations

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/xfrm.h b/include/linux/xfrm.h
index 4b32184..c894267 100644
--- a/include/linux/xfrm.h
+++ b/include/linux/xfrm.h
@@ -23,7 +23,7 @@
 struct xfrm_id
 {
 	xfrm_address_t	daddr;
-	__u32		spi;
+	__be32		spi;
 	__u8		proto;
 };