diff --git a/security/security.c b/security/security.c
index 7b7308a..8ef1f7d 100644
--- a/security/security.c
+++ b/security/security.c
@@ -1233,7 +1233,8 @@
 }
 
 int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
-				       struct xfrm_policy *xp, struct flowi *fl)
+				       struct xfrm_policy *xp,
+				       const struct flowi *fl)
 {
 	return security_ops->xfrm_state_pol_flow_match(x, xp, fl);
 }