diff options
Diffstat (limited to 'net/ipv6/netfilter/ip6_tables.c')
| -rw-r--r-- | net/ipv6/netfilter/ip6_tables.c | 34 |
1 files changed, 25 insertions, 9 deletions
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c index f26898b0034..c9d6b23cd3f 100644 --- a/net/ipv6/netfilter/ip6_tables.c +++ b/net/ipv6/netfilter/ip6_tables.c @@ -1398,23 +1398,39 @@ static int __init ip6_tables_init(void) { int ret; - xt_proto_init(AF_INET6); + ret = xt_proto_init(AF_INET6); + if (ret < 0) + goto err1; /* Noone else will be downing sem now, so we won't sleep */ - xt_register_target(&ip6t_standard_target); - xt_register_target(&ip6t_error_target); - xt_register_match(&icmp6_matchstruct); + ret = xt_register_target(&ip6t_standard_target); + if (ret < 0) + goto err2; + ret = xt_register_target(&ip6t_error_target); + if (ret < 0) + goto err3; + ret = xt_register_match(&icmp6_matchstruct); + if (ret < 0) + goto err4; /* Register setsockopt */ ret = nf_register_sockopt(&ip6t_sockopts); - if (ret < 0) { - duprintf("Unable to register sockopts.\n"); - xt_proto_fini(AF_INET6); - return ret; - } + if (ret < 0) + goto err5; printk("ip6_tables: (C) 2000-2006 Netfilter Core Team\n"); return 0; + +err5: + xt_unregister_match(&icmp6_matchstruct); +err4: + xt_unregister_target(&ip6t_error_target); +err3: + xt_unregister_target(&ip6t_standard_target); +err2: + xt_proto_fini(AF_INET6); +err1: + return ret; } static void __exit ip6_tables_fini(void) |