netfilter: nf_ct_tstamp: move initialization out of pernet_operations
Move the global initial codes to the module_init/exit context. Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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b7ff3a1fae
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73f4001a52
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@ -48,15 +48,28 @@ static inline void nf_ct_set_tstamp(struct net *net, bool enable)
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}
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#ifdef CONFIG_NF_CONNTRACK_TIMESTAMP
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extern int nf_conntrack_tstamp_init(struct net *net);
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extern void nf_conntrack_tstamp_fini(struct net *net);
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extern int nf_conntrack_tstamp_pernet_init(struct net *net);
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extern void nf_conntrack_tstamp_pernet_fini(struct net *net);
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extern int nf_conntrack_tstamp_init(void);
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extern void nf_conntrack_tstamp_fini(void);
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#else
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static inline int nf_conntrack_tstamp_init(struct net *net)
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static inline int nf_conntrack_tstamp_pernet_init(struct net *net)
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{
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return 0;
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}
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static inline void nf_conntrack_tstamp_fini(struct net *net)
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static inline void nf_conntrack_tstamp_pernet_fini(struct net *net)
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{
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return;
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}
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static inline int nf_conntrack_tstamp_init(void)
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{
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return 0;
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}
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static inline void nf_conntrack_tstamp_fini(void)
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{
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return;
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}
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@ -1348,6 +1348,7 @@ void nf_conntrack_cleanup_end(void)
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#ifdef CONFIG_NF_CONNTRACK_ZONES
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nf_ct_extend_unregister(&nf_ct_zone_extend);
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#endif
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nf_conntrack_tstamp_fini();
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nf_conntrack_acct_fini();
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nf_conntrack_expect_fini();
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}
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@ -1378,7 +1379,7 @@ void nf_conntrack_cleanup_net(struct net *net)
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nf_conntrack_helper_fini(net);
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nf_conntrack_timeout_fini(net);
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nf_conntrack_ecache_fini(net);
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nf_conntrack_tstamp_fini(net);
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nf_conntrack_tstamp_pernet_fini(net);
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nf_conntrack_acct_pernet_fini(net);
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nf_conntrack_expect_pernet_fini(net);
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kmem_cache_destroy(net->ct.nf_conntrack_cachep);
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@ -1512,6 +1513,10 @@ int nf_conntrack_init_start(void)
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if (ret < 0)
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goto err_acct;
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ret = nf_conntrack_tstamp_init();
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if (ret < 0)
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goto err_tstamp;
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#ifdef CONFIG_NF_CONNTRACK_ZONES
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ret = nf_ct_extend_register(&nf_ct_zone_extend);
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if (ret < 0)
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@ -1529,8 +1534,10 @@ int nf_conntrack_init_start(void)
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#ifdef CONFIG_NF_CONNTRACK_ZONES
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err_extend:
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nf_conntrack_acct_fini();
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nf_conntrack_tstamp_fini();
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#endif
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err_tstamp:
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nf_conntrack_acct_fini();
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err_acct:
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nf_conntrack_expect_fini();
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err_expect:
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@ -1596,7 +1603,7 @@ int nf_conntrack_init_net(struct net *net)
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ret = nf_conntrack_acct_pernet_init(net);
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if (ret < 0)
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goto err_acct;
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ret = nf_conntrack_tstamp_init(net);
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ret = nf_conntrack_tstamp_pernet_init(net);
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if (ret < 0)
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goto err_tstamp;
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ret = nf_conntrack_ecache_init(net);
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@ -1627,7 +1634,7 @@ err_helper:
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err_timeout:
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nf_conntrack_ecache_fini(net);
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err_ecache:
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nf_conntrack_tstamp_fini(net);
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nf_conntrack_tstamp_pernet_fini(net);
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err_tstamp:
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nf_conntrack_acct_pernet_fini(net);
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err_acct:
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@ -88,37 +88,28 @@ static void nf_conntrack_tstamp_fini_sysctl(struct net *net)
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}
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#endif
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int nf_conntrack_tstamp_init(struct net *net)
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int nf_conntrack_tstamp_pernet_init(struct net *net)
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{
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net->ct.sysctl_tstamp = nf_ct_tstamp;
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return nf_conntrack_tstamp_init_sysctl(net);
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}
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void nf_conntrack_tstamp_pernet_fini(struct net *net)
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{
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nf_conntrack_tstamp_fini_sysctl(net);
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nf_ct_extend_unregister(&tstamp_extend);
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}
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int nf_conntrack_tstamp_init(void)
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{
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int ret;
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net->ct.sysctl_tstamp = nf_ct_tstamp;
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if (net_eq(net, &init_net)) {
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ret = nf_ct_extend_register(&tstamp_extend);
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if (ret < 0) {
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printk(KERN_ERR "nf_ct_tstamp: Unable to register "
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"extension\n");
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goto out_extend_register;
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}
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}
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ret = nf_conntrack_tstamp_init_sysctl(net);
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ret = nf_ct_extend_register(&tstamp_extend);
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if (ret < 0)
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goto out_sysctl;
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return 0;
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out_sysctl:
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if (net_eq(net, &init_net))
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nf_ct_extend_unregister(&tstamp_extend);
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out_extend_register:
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pr_err("nf_ct_tstamp: Unable to register extension\n");
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return ret;
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}
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void nf_conntrack_tstamp_fini(struct net *net)
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void nf_conntrack_tstamp_fini(void)
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{
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nf_conntrack_tstamp_fini_sysctl(net);
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if (net_eq(net, &init_net))
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nf_ct_extend_unregister(&tstamp_extend);
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nf_ct_extend_unregister(&tstamp_extend);
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}
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