diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h index 88261b9829a7..3caf5e151102 100644 --- a/include/linux/netfilter/x_tables.h +++ b/include/linux/netfilter/x_tables.h @@ -216,6 +216,7 @@ struct xt_mtchk_param { /* Match destructor parameters */ struct xt_mtdtor_param { + struct net *net; const struct xt_match *match; void *matchinfo; u_int8_t family; diff --git a/include/linux/netfilter_bridge/ebtables.h b/include/linux/netfilter_bridge/ebtables.h index 3cc40c131cc3..1c6f0c5f530e 100644 --- a/include/linux/netfilter_bridge/ebtables.h +++ b/include/linux/netfilter_bridge/ebtables.h @@ -289,7 +289,7 @@ struct ebt_table { ~(__alignof__(struct ebt_replace)-1)) extern struct ebt_table *ebt_register_table(struct net *net, const struct ebt_table *table); -extern void ebt_unregister_table(struct ebt_table *table); +extern void ebt_unregister_table(struct net *net, struct ebt_table *table); extern unsigned int ebt_do_table(unsigned int hook, struct sk_buff *skb, const struct net_device *in, const struct net_device *out, struct ebt_table *table); diff --git a/include/linux/netfilter_ipv4/ip_tables.h b/include/linux/netfilter_ipv4/ip_tables.h index 27b3f5807305..8d1f273d350b 100644 --- a/include/linux/netfilter_ipv4/ip_tables.h +++ b/include/linux/netfilter_ipv4/ip_tables.h @@ -242,7 +242,7 @@ extern void ipt_init(void) __init; extern struct xt_table *ipt_register_table(struct net *net, const struct xt_table *table, const struct ipt_replace *repl); -extern void ipt_unregister_table(struct xt_table *table); +extern void ipt_unregister_table(struct net *net, struct xt_table *table); /* Standard entry. */ struct ipt_standard { diff --git a/include/linux/netfilter_ipv6/ip6_tables.h b/include/linux/netfilter_ipv6/ip6_tables.h index b31050d20ae4..d2952d2fa658 100644 --- a/include/linux/netfilter_ipv6/ip6_tables.h +++ b/include/linux/netfilter_ipv6/ip6_tables.h @@ -300,7 +300,7 @@ extern void ip6t_init(void) __init; extern struct xt_table *ip6t_register_table(struct net *net, const struct xt_table *table, const struct ip6t_replace *repl); -extern void ip6t_unregister_table(struct xt_table *table); +extern void ip6t_unregister_table(struct net *net, struct xt_table *table); extern unsigned int ip6t_do_table(struct sk_buff *skb, unsigned int hook, const struct net_device *in, diff --git a/net/bridge/netfilter/ebtable_broute.c b/net/bridge/netfilter/ebtable_broute.c index d32ab13e728c..ae3f106c3908 100644 --- a/net/bridge/netfilter/ebtable_broute.c +++ b/net/bridge/netfilter/ebtable_broute.c @@ -71,7 +71,7 @@ static int __net_init broute_net_init(struct net *net) static void __net_exit broute_net_exit(struct net *net) { - ebt_unregister_table(net->xt.broute_table); + ebt_unregister_table(net, net->xt.broute_table); } static struct pernet_operations broute_net_ops = { diff --git a/net/bridge/netfilter/ebtable_filter.c b/net/bridge/netfilter/ebtable_filter.c index 60b1a6ca7185..42e6bd094574 100644 --- a/net/bridge/netfilter/ebtable_filter.c +++ b/net/bridge/netfilter/ebtable_filter.c @@ -107,7 +107,7 @@ static int __net_init frame_filter_net_init(struct net *net) static void __net_exit frame_filter_net_exit(struct net *net) { - ebt_unregister_table(net->xt.frame_filter); + ebt_unregister_table(net, net->xt.frame_filter); } static struct pernet_operations frame_filter_net_ops = { diff --git a/net/bridge/netfilter/ebtable_nat.c b/net/bridge/netfilter/ebtable_nat.c index 4a98804203b0..6dc2f878ae05 100644 --- a/net/bridge/netfilter/ebtable_nat.c +++ b/net/bridge/netfilter/ebtable_nat.c @@ -107,7 +107,7 @@ static int __net_init frame_nat_net_init(struct net *net) static void __net_exit frame_nat_net_exit(struct net *net) { - ebt_unregister_table(net->xt.frame_nat); + ebt_unregister_table(net, net->xt.frame_nat); } static struct pernet_operations frame_nat_net_ops = { diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c index c77bab986696..1aa0e4c1f52d 100644 --- a/net/bridge/netfilter/ebtables.c +++ b/net/bridge/netfilter/ebtables.c @@ -561,13 +561,14 @@ ebt_get_udc_positions(struct ebt_entry *e, struct ebt_table_info *newinfo, } static inline int -ebt_cleanup_match(struct ebt_entry_match *m, unsigned int *i) +ebt_cleanup_match(struct ebt_entry_match *m, struct net *net, unsigned int *i) { struct xt_mtdtor_param par; if (i && (*i)-- == 0) return 1; + par.net = net; par.match = m->u.match; par.matchinfo = m->data; par.family = NFPROTO_BRIDGE; @@ -595,7 +596,7 @@ ebt_cleanup_watcher(struct ebt_entry_watcher *w, unsigned int *i) } static inline int -ebt_cleanup_entry(struct ebt_entry *e, unsigned int *cnt) +ebt_cleanup_entry(struct ebt_entry *e, struct net *net, unsigned int *cnt) { struct xt_tgdtor_param par; struct ebt_entry_target *t; @@ -606,7 +607,7 @@ ebt_cleanup_entry(struct ebt_entry *e, unsigned int *cnt) if (cnt && (*cnt)-- == 0) return 1; EBT_WATCHER_ITERATE(e, ebt_cleanup_watcher, NULL); - EBT_MATCH_ITERATE(e, ebt_cleanup_match, NULL); + EBT_MATCH_ITERATE(e, ebt_cleanup_match, net, NULL); t = (struct ebt_entry_target *)(((char *)e) + e->target_offset); par.target = t->u.target; @@ -731,7 +732,7 @@ ebt_check_entry(struct ebt_entry *e, cleanup_watchers: EBT_WATCHER_ITERATE(e, ebt_cleanup_watcher, &j); cleanup_matches: - EBT_MATCH_ITERATE(e, ebt_cleanup_match, &i); + EBT_MATCH_ITERATE(e, ebt_cleanup_match, net, &i); return ret; } @@ -924,7 +925,7 @@ static int translate_table(struct net *net, char *name, ebt_check_entry, net, newinfo, name, &i, cl_s, udc_cnt); if (ret != 0) { EBT_ENTRY_ITERATE(newinfo->entries, newinfo->entries_size, - ebt_cleanup_entry, &i); + ebt_cleanup_entry, net, &i); } vfree(cl_s); return ret; @@ -1074,7 +1075,7 @@ static int do_replace(struct net *net, void __user *user, unsigned int len) /* decrease module count and free resources */ EBT_ENTRY_ITERATE(table->entries, table->entries_size, - ebt_cleanup_entry, NULL); + ebt_cleanup_entry, net, NULL); vfree(table->entries); if (table->chainstack) { @@ -1091,7 +1092,7 @@ free_unlock: mutex_unlock(&ebt_mutex); free_iterate: EBT_ENTRY_ITERATE(newinfo->entries, newinfo->entries_size, - ebt_cleanup_entry, NULL); + ebt_cleanup_entry, net, NULL); free_counterstmp: vfree(counterstmp); /* can be initialized in translate_table() */ @@ -1208,7 +1209,7 @@ out: return ERR_PTR(ret); } -void ebt_unregister_table(struct ebt_table *table) +void ebt_unregister_table(struct net *net, struct ebt_table *table) { int i; @@ -1220,7 +1221,7 @@ void ebt_unregister_table(struct ebt_table *table) list_del(&table->list); mutex_unlock(&ebt_mutex); EBT_ENTRY_ITERATE(table->private->entries, table->private->entries_size, - ebt_cleanup_entry, NULL); + ebt_cleanup_entry, net, NULL); if (table->private->nentries) module_put(table->me); vfree(table->private->entries); diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c index a069d72d9482..cfaba0e2e6fc 100644 --- a/net/ipv4/netfilter/ip_tables.c +++ b/net/ipv4/netfilter/ip_tables.c @@ -553,13 +553,14 @@ mark_source_chains(struct xt_table_info *newinfo, } static int -cleanup_match(struct ipt_entry_match *m, unsigned int *i) +cleanup_match(struct ipt_entry_match *m, struct net *net, unsigned int *i) { struct xt_mtdtor_param par; if (i && (*i)-- == 0) return 1; + par.net = net; par.match = m->u.kernel.match; par.matchinfo = m->data; par.family = NFPROTO_IPV4; @@ -705,7 +706,7 @@ find_check_entry(struct ipt_entry *e, struct net *net, const char *name, err: module_put(t->u.kernel.target->me); cleanup_matches: - IPT_MATCH_ITERATE(e, cleanup_match, &j); + IPT_MATCH_ITERATE(e, cleanup_match, net, &j); return ret; } @@ -775,7 +776,7 @@ check_entry_size_and_hooks(struct ipt_entry *e, } static int -cleanup_entry(struct ipt_entry *e, unsigned int *i) +cleanup_entry(struct ipt_entry *e, struct net *net, unsigned int *i) { struct xt_tgdtor_param par; struct ipt_entry_target *t; @@ -784,7 +785,7 @@ cleanup_entry(struct ipt_entry *e, unsigned int *i) return 1; /* Cleanup all matches */ - IPT_MATCH_ITERATE(e, cleanup_match, NULL); + IPT_MATCH_ITERATE(e, cleanup_match, net, NULL); t = ipt_get_target(e); par.target = t->u.kernel.target; @@ -866,7 +867,7 @@ translate_table(struct net *net, if (ret != 0) { IPT_ENTRY_ITERATE(entry0, newinfo->size, - cleanup_entry, &i); + cleanup_entry, net, &i); return ret; } @@ -1260,7 +1261,7 @@ __do_replace(struct net *net, const char *name, unsigned int valid_hooks, /* Decrease module usage counts and free resource */ loc_cpu_old_entry = oldinfo->entries[raw_smp_processor_id()]; IPT_ENTRY_ITERATE(loc_cpu_old_entry, oldinfo->size, cleanup_entry, - NULL); + net, NULL); xt_free_table_info(oldinfo); if (copy_to_user(counters_ptr, counters, sizeof(struct xt_counters) * num_counters) != 0) @@ -1320,7 +1321,7 @@ do_replace(struct net *net, void __user *user, unsigned int len) return 0; free_newinfo_untrans: - IPT_ENTRY_ITERATE(loc_cpu_entry, newinfo->size, cleanup_entry, NULL); + IPT_ENTRY_ITERATE(loc_cpu_entry, newinfo->size, cleanup_entry, net, NULL); free_newinfo: xt_free_table_info(newinfo); return ret; @@ -1682,7 +1683,7 @@ compat_check_entry(struct ipt_entry *e, struct net *net, const char *name, return 0; cleanup_matches: - IPT_MATCH_ITERATE(e, cleanup_match, &j); + IPT_MATCH_ITERATE(e, cleanup_match, net, &j); return ret; } @@ -1782,7 +1783,7 @@ translate_compat_table(struct net *net, j -= i; COMPAT_IPT_ENTRY_ITERATE_CONTINUE(entry0, newinfo->size, i, compat_release_entry, &j); - IPT_ENTRY_ITERATE(entry1, newinfo->size, cleanup_entry, &i); + IPT_ENTRY_ITERATE(entry1, newinfo->size, cleanup_entry, net, &i); xt_free_table_info(newinfo); return ret; } @@ -1853,7 +1854,7 @@ compat_do_replace(struct net *net, void __user *user, unsigned int len) return 0; free_newinfo_untrans: - IPT_ENTRY_ITERATE(loc_cpu_entry, newinfo->size, cleanup_entry, NULL); + IPT_ENTRY_ITERATE(loc_cpu_entry, newinfo->size, cleanup_entry, net, NULL); free_newinfo: xt_free_table_info(newinfo); return ret; @@ -2112,7 +2113,7 @@ out: return ERR_PTR(ret); } -void ipt_unregister_table(struct xt_table *table) +void ipt_unregister_table(struct net *net, struct xt_table *table) { struct xt_table_info *private; void *loc_cpu_entry; @@ -2122,7 +2123,7 @@ void ipt_unregister_table(struct xt_table *table) /* Decrease module usage counts and free resources */ loc_cpu_entry = private->entries[raw_smp_processor_id()]; - IPT_ENTRY_ITERATE(loc_cpu_entry, private->size, cleanup_entry, NULL); + IPT_ENTRY_ITERATE(loc_cpu_entry, private->size, cleanup_entry, net, NULL); if (private->number > private->initial_entries) module_put(table_owner); xt_free_table_info(private); diff --git a/net/ipv4/netfilter/iptable_filter.c b/net/ipv4/netfilter/iptable_filter.c index df566cbd68e5..dee90eb8aa47 100644 --- a/net/ipv4/netfilter/iptable_filter.c +++ b/net/ipv4/netfilter/iptable_filter.c @@ -138,7 +138,7 @@ static int __net_init iptable_filter_net_init(struct net *net) static void __net_exit iptable_filter_net_exit(struct net *net) { - ipt_unregister_table(net->ipv4.iptable_filter); + ipt_unregister_table(net, net->ipv4.iptable_filter); } static struct pernet_operations iptable_filter_net_ops = { diff --git a/net/ipv4/netfilter/iptable_mangle.c b/net/ipv4/netfilter/iptable_mangle.c index fae78c3076c4..e07bf242343a 100644 --- a/net/ipv4/netfilter/iptable_mangle.c +++ b/net/ipv4/netfilter/iptable_mangle.c @@ -208,7 +208,7 @@ static int __net_init iptable_mangle_net_init(struct net *net) static void __net_exit iptable_mangle_net_exit(struct net *net) { - ipt_unregister_table(net->ipv4.iptable_mangle); + ipt_unregister_table(net, net->ipv4.iptable_mangle); } static struct pernet_operations iptable_mangle_net_ops = { diff --git a/net/ipv4/netfilter/iptable_raw.c b/net/ipv4/netfilter/iptable_raw.c index 993edc23be09..40f2b9f611a2 100644 --- a/net/ipv4/netfilter/iptable_raw.c +++ b/net/ipv4/netfilter/iptable_raw.c @@ -100,7 +100,7 @@ static int __net_init iptable_raw_net_init(struct net *net) static void __net_exit iptable_raw_net_exit(struct net *net) { - ipt_unregister_table(net->ipv4.iptable_raw); + ipt_unregister_table(net, net->ipv4.iptable_raw); } static struct pernet_operations iptable_raw_net_ops = { diff --git a/net/ipv4/netfilter/iptable_security.c b/net/ipv4/netfilter/iptable_security.c index 3bd3d6388da5..7ce2366e4305 100644 --- a/net/ipv4/netfilter/iptable_security.c +++ b/net/ipv4/netfilter/iptable_security.c @@ -138,7 +138,7 @@ static int __net_init iptable_security_net_init(struct net *net) static void __net_exit iptable_security_net_exit(struct net *net) { - ipt_unregister_table(net->ipv4.iptable_security); + ipt_unregister_table(net, net->ipv4.iptable_security); } static struct pernet_operations iptable_security_net_ops = { diff --git a/net/ipv4/netfilter/nf_nat_rule.c b/net/ipv4/netfilter/nf_nat_rule.c index 9e81e0dfb4ec..85da34fdc755 100644 --- a/net/ipv4/netfilter/nf_nat_rule.c +++ b/net/ipv4/netfilter/nf_nat_rule.c @@ -195,7 +195,7 @@ static int __net_init nf_nat_rule_net_init(struct net *net) static void __net_exit nf_nat_rule_net_exit(struct net *net) { - ipt_unregister_table(net->ipv4.nat_table); + ipt_unregister_table(net, net->ipv4.nat_table); } static struct pernet_operations nf_nat_rule_net_ops = { diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c index a825940a92ef..9f1d45f2ba8f 100644 --- a/net/ipv6/netfilter/ip6_tables.c +++ b/net/ipv6/netfilter/ip6_tables.c @@ -585,13 +585,14 @@ mark_source_chains(struct xt_table_info *newinfo, } static int -cleanup_match(struct ip6t_entry_match *m, unsigned int *i) +cleanup_match(struct ip6t_entry_match *m, struct net *net, unsigned int *i) { struct xt_mtdtor_param par; if (i && (*i)-- == 0) return 1; + par.net = net; par.match = m->u.kernel.match; par.matchinfo = m->data; par.family = NFPROTO_IPV6; @@ -737,7 +738,7 @@ find_check_entry(struct ip6t_entry *e, struct net *net, const char *name, err: module_put(t->u.kernel.target->me); cleanup_matches: - IP6T_MATCH_ITERATE(e, cleanup_match, &j); + IP6T_MATCH_ITERATE(e, cleanup_match, net, &j); return ret; } @@ -807,7 +808,7 @@ check_entry_size_and_hooks(struct ip6t_entry *e, } static int -cleanup_entry(struct ip6t_entry *e, unsigned int *i) +cleanup_entry(struct ip6t_entry *e, struct net *net, unsigned int *i) { struct xt_tgdtor_param par; struct ip6t_entry_target *t; @@ -816,7 +817,7 @@ cleanup_entry(struct ip6t_entry *e, unsigned int *i) return 1; /* Cleanup all matches */ - IP6T_MATCH_ITERATE(e, cleanup_match, NULL); + IP6T_MATCH_ITERATE(e, cleanup_match, net, NULL); t = ip6t_get_target(e); par.target = t->u.kernel.target; @@ -898,7 +899,7 @@ translate_table(struct net *net, if (ret != 0) { IP6T_ENTRY_ITERATE(entry0, newinfo->size, - cleanup_entry, &i); + cleanup_entry, net, &i); return ret; } @@ -1293,7 +1294,7 @@ __do_replace(struct net *net, const char *name, unsigned int valid_hooks, /* Decrease module usage counts and free resource */ loc_cpu_old_entry = oldinfo->entries[raw_smp_processor_id()]; IP6T_ENTRY_ITERATE(loc_cpu_old_entry, oldinfo->size, cleanup_entry, - NULL); + net, NULL); xt_free_table_info(oldinfo); if (copy_to_user(counters_ptr, counters, sizeof(struct xt_counters) * num_counters) != 0) @@ -1353,7 +1354,7 @@ do_replace(struct net *net, void __user *user, unsigned int len) return 0; free_newinfo_untrans: - IP6T_ENTRY_ITERATE(loc_cpu_entry, newinfo->size, cleanup_entry, NULL); + IP6T_ENTRY_ITERATE(loc_cpu_entry, newinfo->size, cleanup_entry, net, NULL); free_newinfo: xt_free_table_info(newinfo); return ret; @@ -1692,14 +1693,15 @@ compat_copy_entry_from_user(struct compat_ip6t_entry *e, void **dstptr, return ret; } -static int compat_check_entry(struct ip6t_entry *e, const char *name, - unsigned int *i) +static int compat_check_entry(struct ip6t_entry *e, struct net *net, + const char *name, unsigned int *i) { unsigned int j; int ret; struct xt_mtchk_param mtpar; j = 0; + mtpar.net = net; mtpar.table = name; mtpar.entryinfo = &e->ipv6; mtpar.hook_mask = e->comefrom; @@ -1716,12 +1718,13 @@ static int compat_check_entry(struct ip6t_entry *e, const char *name, return 0; cleanup_matches: - IP6T_MATCH_ITERATE(e, cleanup_match, &j); + IP6T_MATCH_ITERATE(e, cleanup_match, net, &j); return ret; } static int -translate_compat_table(const char *name, +translate_compat_table(struct net *net, + const char *name, unsigned int valid_hooks, struct xt_table_info **pinfo, void **pentry0, @@ -1810,12 +1813,12 @@ translate_compat_table(const char *name, i = 0; ret = IP6T_ENTRY_ITERATE(entry1, newinfo->size, compat_check_entry, - name, &i); + net, name, &i); if (ret) { j -= i; COMPAT_IP6T_ENTRY_ITERATE_CONTINUE(entry0, newinfo->size, i, compat_release_entry, &j); - IP6T_ENTRY_ITERATE(entry1, newinfo->size, cleanup_entry, &i); + IP6T_ENTRY_ITERATE(entry1, newinfo->size, cleanup_entry, net, &i); xt_free_table_info(newinfo); return ret; } @@ -1870,7 +1873,7 @@ compat_do_replace(struct net *net, void __user *user, unsigned int len) goto free_newinfo; } - ret = translate_compat_table(tmp.name, tmp.valid_hooks, + ret = translate_compat_table(net, tmp.name, tmp.valid_hooks, &newinfo, &loc_cpu_entry, tmp.size, tmp.num_entries, tmp.hook_entry, tmp.underflow); @@ -1886,7 +1889,7 @@ compat_do_replace(struct net *net, void __user *user, unsigned int len) return 0; free_newinfo_untrans: - IP6T_ENTRY_ITERATE(loc_cpu_entry, newinfo->size, cleanup_entry, NULL); + IP6T_ENTRY_ITERATE(loc_cpu_entry, newinfo->size, cleanup_entry, net, NULL); free_newinfo: xt_free_table_info(newinfo); return ret; @@ -2144,7 +2147,7 @@ out: return ERR_PTR(ret); } -void ip6t_unregister_table(struct xt_table *table) +void ip6t_unregister_table(struct net *net, struct xt_table *table) { struct xt_table_info *private; void *loc_cpu_entry; @@ -2154,7 +2157,7 @@ void ip6t_unregister_table(struct xt_table *table) /* Decrease module usage counts and free resources */ loc_cpu_entry = private->entries[raw_smp_processor_id()]; - IP6T_ENTRY_ITERATE(loc_cpu_entry, private->size, cleanup_entry, NULL); + IP6T_ENTRY_ITERATE(loc_cpu_entry, private->size, cleanup_entry, net, NULL); if (private->number > private->initial_entries) module_put(table_owner); xt_free_table_info(private); diff --git a/net/ipv6/netfilter/ip6table_filter.c b/net/ipv6/netfilter/ip6table_filter.c index ad378efd0eb8..33ddfe53e18d 100644 --- a/net/ipv6/netfilter/ip6table_filter.c +++ b/net/ipv6/netfilter/ip6table_filter.c @@ -131,7 +131,7 @@ static int __net_init ip6table_filter_net_init(struct net *net) static void __net_exit ip6table_filter_net_exit(struct net *net) { - ip6t_unregister_table(net->ipv6.ip6table_filter); + ip6t_unregister_table(net, net->ipv6.ip6table_filter); } static struct pernet_operations ip6table_filter_net_ops = { diff --git a/net/ipv6/netfilter/ip6table_mangle.c b/net/ipv6/netfilter/ip6table_mangle.c index a929c19d30e3..9bc483f000e5 100644 --- a/net/ipv6/netfilter/ip6table_mangle.c +++ b/net/ipv6/netfilter/ip6table_mangle.c @@ -182,7 +182,7 @@ static int __net_init ip6table_mangle_net_init(struct net *net) static void __net_exit ip6table_mangle_net_exit(struct net *net) { - ip6t_unregister_table(net->ipv6.ip6table_mangle); + ip6t_unregister_table(net, net->ipv6.ip6table_mangle); } static struct pernet_operations ip6table_mangle_net_ops = { diff --git a/net/ipv6/netfilter/ip6table_raw.c b/net/ipv6/netfilter/ip6table_raw.c index ed1a1180f3b3..4c90b552e433 100644 --- a/net/ipv6/netfilter/ip6table_raw.c +++ b/net/ipv6/netfilter/ip6table_raw.c @@ -94,7 +94,7 @@ static int __net_init ip6table_raw_net_init(struct net *net) static void __net_exit ip6table_raw_net_exit(struct net *net) { - ip6t_unregister_table(net->ipv6.ip6table_raw); + ip6t_unregister_table(net, net->ipv6.ip6table_raw); } static struct pernet_operations ip6table_raw_net_ops = { diff --git a/net/ipv6/netfilter/ip6table_security.c b/net/ipv6/netfilter/ip6table_security.c index 41b444c60934..baa8d4ef3b0a 100644 --- a/net/ipv6/netfilter/ip6table_security.c +++ b/net/ipv6/netfilter/ip6table_security.c @@ -134,7 +134,7 @@ static int __net_init ip6table_security_net_init(struct net *net) static void __net_exit ip6table_security_net_exit(struct net *net) { - ip6t_unregister_table(net->ipv6.ip6table_security); + ip6t_unregister_table(net, net->ipv6.ip6table_security); } static struct pernet_operations ip6table_security_net_ops = {