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-rw-r--r--net/l2tp/l2tp_core.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
index 350fcd39ebd8..115918ad8eca 100644
--- a/net/l2tp/l2tp_core.c
+++ b/net/l2tp/l2tp_core.c
@@ -1833,6 +1833,7 @@ static __net_exit void l2tp_exit_net(struct net *net)
{
struct l2tp_net *pn = l2tp_pernet(net);
struct l2tp_tunnel *tunnel = NULL;
+ int hash;
rcu_read_lock_bh();
list_for_each_entry_rcu(tunnel, &pn->l2tp_tunnel_list, list) {
@@ -1842,6 +1843,9 @@ static __net_exit void l2tp_exit_net(struct net *net)
flush_workqueue(l2tp_wq);
rcu_barrier();
+
+ for (hash = 0; hash < L2TP_HASH_SIZE_2; hash++)
+ WARN_ON_ONCE(!hlist_empty(&pn->l2tp_session_hlist[hash]));
}
static struct pernet_operations l2tp_net_ops = {