[PATCH v4 06/18] fib_notifier: exit_net cleanup check added
From: Vasily Averin <hidden>
Date: 2017-11-12 08:42:51
Subsystem:
networking [general], networking [ipv4/ipv6], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, David Ahern, Ido Schimmel, Linus Torvalds
Be sure that fib_notifier_ops list initilized in net_init hook was return to initial state. Signed-off-by: Vasily Averin <redacted> --- net/core/fib_notifier.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/net/core/fib_notifier.c b/net/core/fib_notifier.c
index 4fc202d..6b8cd49 100644
--- a/net/core/fib_notifier.c
+++ b/net/core/fib_notifier.c@@ -161,8 +161,14 @@ static int __net_init fib_notifier_net_init(struct net *net) return 0; } +static void __net_exit fib_notifier_net_exit(struct net *net) +{ + WARN_ON_ONCE(!list_empty(&net->fib_notifier_ops)); +} + static struct pernet_operations fib_notifier_net_ops = { .init = fib_notifier_net_init, + .exit = fib_notifier_net_exit, }; static int __init fib_notifier_init(void)
--
2.7.4