diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 4a5092ad4d5d..84e4f7472bac 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -941,7 +941,7 @@ static struct xfrm_policy *xfrm_policy_lookup_bytype(struct net *net, u8 type,
 }
 
 static struct xfrm_policy *
-__xfrm_policy_lookup(struct net *net, struct flowi *fl, u16 family, u8 dir)
+__xfrm_policy_lookup(struct net *net, const struct flowi *fl, u16 family, u8 dir)
 {
 #ifdef CONFIG_XFRM_SUB_POLICY
 	struct xfrm_policy *pol;
@@ -1542,7 +1542,7 @@ xfrm_dst_update_origin(struct dst_entry *dst, struct flowi *fl)
 #endif
 }
 
-static int xfrm_expand_policies(struct flowi *fl, u16 family,
+static int xfrm_expand_policies(const struct flowi *fl, u16 family,
 				struct xfrm_policy **pols,
 				int *num_pols, int *num_xfrms)
 {