netfilter: nfnetlink_queue: autoload nf_conntrack_netlink module NFQA_CFG_F_CONNTRACK config flag
This patch enables to load nf_conntrack_netlink module if NFQA_CFG_F_CONNTRACK config flag is specified. Signed-off-by: Ken-ichirou MATSUZAWA <chamas@h4.dion.ne.jp> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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@ -1147,6 +1147,17 @@ static int nfqnl_recv_config(struct net *net, struct sock *ctnl,
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if (flags & mask & NFQA_CFG_F_SECCTX)
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if (flags & mask & NFQA_CFG_F_SECCTX)
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return -EOPNOTSUPP;
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return -EOPNOTSUPP;
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#endif
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#endif
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if ((flags & mask & NFQA_CFG_F_CONNTRACK) &&
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!rcu_access_pointer(nfnl_ct_hook)) {
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#ifdef CONFIG_MODULES
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nfnl_unlock(NFNL_SUBSYS_QUEUE);
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request_module("ip_conntrack_netlink");
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nfnl_lock(NFNL_SUBSYS_QUEUE);
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if (rcu_access_pointer(nfnl_ct_hook))
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return -EAGAIN;
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#endif
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return -EOPNOTSUPP;
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}
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}
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}
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rcu_read_lock();
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rcu_read_lock();
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