diff options
| author | Vasily Averin <vvs@virtuozzo.com> | 2017-11-12 14:32:37 +0300 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2017-11-20 12:03:41 +0100 |
| commit | 613d0776d3fe7eb28c695a63a5533a1ec8258c86 (patch) | |
| tree | 08d9707ea53ccf351385ada525aeb3f250ccb6fd /net/netfilter/x_tables.c | |
| parent | 07dc8bc9a6b15f54d3ad962af74a096c7d7b42b4 (diff) | |
netfilter: exit_net cleanup check added
Be sure that lists initialized in net_init hook was return to initial
state.
Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/x_tables.c')
| -rw-r--r-- | net/netfilter/x_tables.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c index a77dd514297c..55802e97f906 100644 --- a/net/netfilter/x_tables.c +++ b/net/netfilter/x_tables.c @@ -1729,8 +1729,17 @@ static int __net_init xt_net_init(struct net *net) return 0; } +static void __net_exit xt_net_exit(struct net *net) +{ + int i; + + for (i = 0; i < NFPROTO_NUMPROTO; i++) + WARN_ON_ONCE(!list_empty(&net->xt.tables[i])); +} + static struct pernet_operations xt_net_ops = { .init = xt_net_init, + .exit = xt_net_exit, }; static int __init xt_init(void) |