diff --git a/net/xfrm/xfrm_ipcomp.c b/net/xfrm/xfrm_ipcomp.c
index cb40ff0ff28d..7f3cbd941eb6 100644
--- a/net/xfrm/xfrm_ipcomp.c
+++ b/net/xfrm/xfrm_ipcomp.c
@@ -31,7 +31,7 @@ struct ipcomp_tfms {
 };
 
 static DEFINE_MUTEX(ipcomp_resource_mutex);
-static void * __percpu *ipcomp_scratches;
+static void * __percpu *ipcomp_scratches = NULL;
 static int ipcomp_scratch_users;
 static LIST_HEAD(ipcomp_tfms_list);
 
@@ -203,6 +203,7 @@ static void ipcomp_free_scratches(void)
 		vfree(*per_cpu_ptr(scratches, i));
 
 	free_percpu(scratches);
+	ipcomp_scratches = NULL;
 }
 
 static void * __percpu *ipcomp_alloc_scratches(void)