diff options
Diffstat (limited to 'net/ipv6/netfilter/ip6_tables.c')
| -rw-r--r-- | net/ipv6/netfilter/ip6_tables.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c index 97f79dc943d79..0758b5bcfb290 100644 --- a/net/ipv6/netfilter/ip6_tables.c +++ b/net/ipv6/netfilter/ip6_tables.c @@ -529,7 +529,6 @@ static int check_target(struct ip6t_entry *e, struct net *net, const char *name) .family = NFPROTO_IPV6, }; - t = ip6t_get_target(e); return xt_check_target(&par, t->u.target_size - sizeof(*t), e->ipv6.proto, e->ipv6.invflags & IP6T_INV_PROTO); @@ -1794,6 +1793,8 @@ int ip6t_register_table(struct net *net, const struct xt_table *table, /* set res now, will see skbs right after nf_register_net_hooks */ WRITE_ONCE(*res, new_table); + if (!ops) + return 0; ret = nf_register_net_hooks(net, ops, hweight32(table->valid_hooks)); if (ret != 0) { @@ -1811,7 +1812,8 @@ out_free: void ip6t_unregister_table(struct net *net, struct xt_table *table, const struct nf_hook_ops *ops) { - nf_unregister_net_hooks(net, ops, hweight32(table->valid_hooks)); + if (ops) + nf_unregister_net_hooks(net, ops, hweight32(table->valid_hooks)); __ip6t_unregister_table(net, table); } |