netfilter: nf_ct_udp: add namespace support

This patch adds namespace support for UDP protocol tracker.

Acked-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 12 insertions, 0 deletions

diff --git a/include/net/netns/conntrack.h b/include/net/netns/conntrack.h
index 680d799ece8..7bd14ab8ce1 100644
--- a/include/net/netns/conntrack.h
+++ b/include/net/netns/conntrack.h
@@ -34,9 +34,21 @@ struct nf_tcp_net {
         unsigned int tcp_max_retrans;
 };
 
+enum udp_conntrack {
+        UDP_CT_UNREPLIED,
+        UDP_CT_REPLIED,
+        UDP_CT_MAX
+};
+
+struct nf_udp_net {
+        struct nf_proto_net pn;
+        unsigned int timeouts[UDP_CT_MAX];
+};
+
 struct nf_ip_net {
         struct nf_generic_net   generic;
         struct nf_tcp_net       tcp;
+        struct nf_udp_net       udp;
 #if defined(CONFIG_SYSCTL) && defined(CONFIG_NF_CONNTRACK_PROC_COMPAT)
         struct ctl_table_header *ctl_table_header;
         struct ctl_table        *ctl_table;