diff options
Diffstat (limited to 'net/ipv6/netfilter')
-rw-r--r-- | net/ipv6/netfilter/ip6table_raw.c | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/net/ipv6/netfilter/ip6table_raw.c b/net/ipv6/netfilter/ip6table_raw.c index 3df7383f96d0..710fa0806c37 100644 --- a/net/ipv6/netfilter/ip6table_raw.c +++ b/net/ipv6/netfilter/ip6table_raw.c @@ -16,7 +16,7 @@ static bool raw_before_defrag __read_mostly; MODULE_PARM_DESC(raw_before_defrag, "Enable raw table before defrag"); module_param(raw_before_defrag, bool, 0000); -static struct xt_table packet_raw = { +static const struct xt_table packet_raw = { .name = "raw", .valid_hooks = RAW_VALID_HOOKS, .me = THIS_MODULE, @@ -25,6 +25,15 @@ static struct xt_table packet_raw = { .table_init = ip6table_raw_table_init, }; +static const struct xt_table packet_raw_before_defrag = { + .name = "raw", + .valid_hooks = RAW_VALID_HOOKS, + .me = THIS_MODULE, + .af = NFPROTO_IPV6, + .priority = NF_IP6_PRI_RAW_BEFORE_DEFRAG, + .table_init = ip6table_raw_table_init, +}; + /* The work comes in here from netfilter.c. */ static unsigned int ip6table_raw_hook(void *priv, struct sk_buff *skb, @@ -38,15 +47,19 @@ static struct nf_hook_ops *rawtable_ops __read_mostly; static int __net_init ip6table_raw_table_init(struct net *net) { struct ip6t_replace *repl; + const struct xt_table *table = &packet_raw; int ret; + if (raw_before_defrag) + table = &packet_raw_before_defrag; + if (net->ipv6.ip6table_raw) return 0; - repl = ip6t_alloc_initial_table(&packet_raw); + repl = ip6t_alloc_initial_table(table); if (repl == NULL) return -ENOMEM; - ret = ip6t_register_table(net, &packet_raw, repl, rawtable_ops, + ret = ip6t_register_table(net, table, repl, rawtable_ops, &net->ipv6.ip6table_raw); kfree(repl); return ret; @@ -67,15 +80,16 @@ static struct pernet_operations ip6table_raw_net_ops = { static int __init ip6table_raw_init(void) { int ret; + const struct xt_table *table = &packet_raw; if (raw_before_defrag) { - packet_raw.priority = NF_IP6_PRI_RAW_BEFORE_DEFRAG; + table = &packet_raw_before_defrag; pr_info("Enabling raw table before defrag\n"); } /* Register hooks */ - rawtable_ops = xt_hook_ops_alloc(&packet_raw, ip6table_raw_hook); + rawtable_ops = xt_hook_ops_alloc(table, ip6table_raw_hook); if (IS_ERR(rawtable_ops)) return PTR_ERR(rawtable_ops); |