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Commit 35b81539 authored by Pablo Neira Ayuso's avatar Pablo Neira Ayuso
Browse files

netfilter: nf_tables_netdev: fix error path in module initialization 



Unregister the chain type and return error, otherwise this leaks the
subscription to the netdevice notifier call chain.

Signed-off-by: default avatarPablo Neira Ayuso <pablo@netfilter.org>
parent d6b3347b

net/netfilter/nf_tables_netdev.c

+4 −4
Original line number Diff line number Diff line
@@ -224,13 +224,13 @@ static int __init nf_tables_netdev_init(void) 


	nft_register_chain_type(&nft_filter_chain_netdev);

	ret = register_pernet_subsys(&nf_tables_netdev_net_ops);

	if (ret < 0)

	if (ret < 0) {

		nft_unregister_chain_type(&nft_filter_chain_netdev);



	register_netdevice_notifier(&nf_tables_netdev_notifier);



		return ret;

	}

	register_netdevice_notifier(&nf_tables_netdev_notifier);

	return 0;

}



static void __exit nf_tables_netdev_exit(void)

{