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authorNikolay Borisov <kernel@kyup.com>2015-12-07 12:13:26 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2015-12-09 14:46:47 +0100
commit639e077b43d9c54ffb1e1b54a2de54597ceae1d8 (patch)
tree1088e48a056962e3c8dc306d35979a8825b34550 /net/netfilter/nfnetlink_queue.c
parentnetfilter: nfnetlink_queue: avoid harmless unnitialized variable warnings (diff)
downloadlinux-dev-639e077b43d9c54ffb1e1b54a2de54597ceae1d8.tar.xz
linux-dev-639e077b43d9c54ffb1e1b54a2de54597ceae1d8.zip
netfilter: nfnetlink_queue: Unregister pernet subsys in case of init failure
Commit 3bfe049807c2403 ("netfilter: nfnetlink_{log,queue}: Register pernet in first place") reorganised the initialisation order of the pernet_subsys to avoid "use-before-initialised" condition. However, in doing so the cleanup logic in nfnetlink_queue got botched in that the pernet_subsys wasn't cleaned in case nfnetlink_subsys_register failed. This patch adds the necessary cleanup routine call. Fixes: 3bfe049807c2403 ("netfilter: nfnetlink_{log,queue}: Register pernet in first place") Signed-off-by: Nikolay Borisov <kernel@kyup.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nfnetlink_queue.c')
-rw-r--r--net/netfilter/nfnetlink_queue.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c
index 3e240544f346..861c6615253b 100644
--- a/net/netfilter/nfnetlink_queue.c
+++ b/net/netfilter/nfnetlink_queue.c
@@ -1419,6 +1419,7 @@ static int __init nfnetlink_queue_init(void)
cleanup_netlink_notifier:
netlink_unregister_notifier(&nfqnl_rtnl_notifier);
+ unregister_pernet_subsys(&nfnl_queue_net_ops);
out:
return status;
}