diff mbox series

[v2,04/21] netdev: exit_net cleanup check added

Message ID d3d16357-3dd1-879f-5b4d-d5b0d068a4b5@virtuozzo.com
State Superseded, archived
Delegated to: David Miller
Headers show
Series None | expand

Commit Message

Vasily Averin Nov. 5, 2017, 4:49 p.m. UTC
Be sure that dev_base_head list initialized in net_init hook was return
to initial state

Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
---
 net/core/dev.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/net/core/dev.c b/net/core/dev.c
index 588b473..198f137 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -8562,6 +8562,9 @@  static void __net_exit netdev_exit(struct net *net)
 {
 	kfree(net->dev_name_head);
 	kfree(net->dev_index_head);
+	if (net != &init_net)
+		WARN(!list_empty(&net->dev_base_head),
+		     "%s: dev_base_head is not empty\n", __func__);
 }
 
 static struct pernet_operations __net_initdata netdev_net_ops = {