@@ -333,22 +333,32 @@ static struct ctl_table icmpv6_sysctl_table[] = {
};
#endif /* CONFIG_SYSCTL */
-static int icmpv6_init_net(struct net *net, u_int16_t proto)
+static int icmpv6_kmemdup_sysctl_table(struct nf_proto_net *pn)
{
- struct nf_icmp_net *in = icmpv6_pernet(net);
- struct nf_proto_net *pn = (struct nf_proto_net *)in;
- in->timeout = nf_ct_icmpv6_timeout;
#ifdef CONFIG_SYSCTL
+ struct nf_icmp_net *in = (struct nf_icmp_net *)pn;
+
pn->ctl_table = kmemdup(icmpv6_sysctl_table,
sizeof(icmpv6_sysctl_table),
GFP_KERNEL);
if (!pn->ctl_table)
return -ENOMEM;
+
pn->ctl_table[0].data = &in->timeout;
#endif
return 0;
}
+static int icmpv6_init_net(struct net *net, u_int16_t proto)
+{
+ struct nf_icmp_net *in = icmpv6_pernet(net);
+ struct nf_proto_net *pn = &in->pn;
+
+ in->timeout = nf_ct_icmpv6_timeout;
+
+ return icmpv6_kmemdup_sysctl_table(pn);
+}
+
struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6 __read_mostly =
{
.l3proto = PF_INET6,
add function icmpv6_kmemdup_sysctl_table to make codes more clearer. Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com> --- net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c | 18 ++++++++++++++---- 1 files changed, 14 insertions(+), 4 deletions(-)