[NETNS][IPV6]: Add ipv6 structure for netns.

Like the ipv4 part, this patch adds an ipv6 structure in the net
structure to aggregate the different resources to make ipv6 per
namespace.

Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 14 insertions, 0 deletions

diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h
index d04ddf2f80da..b0a5f904d252 100644
--- a/include/net/net_namespace.h
+++ b/include/net/net_namespace.h
@@ -11,6 +11,7 @@
 #include <net/netns/unix.h>
 #include <net/netns/packet.h>
 #include <net/netns/ipv4.h>
+#include <net/netns/ipv6.h>
 
 struct proc_dir_entry;
 struct net_device;
@@ -48,6 +49,9 @@ struct net {
         struct netns_packet     packet;
         struct netns_unix       unx;
         struct netns_ipv4       ipv4;
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+        struct netns_ipv6       ipv6;
+#endif
 };
 
 #ifdef CONFIG_NET
diff --git a/include/net/netns/ipv6.h b/include/net/netns/ipv6.h
new file mode 100644
index 000000000000..6f82046e3013
--- /dev/null
+++ b/include/net/netns/ipv6.h
@@ -0,0 +1,10 @@
+/*
+ * ipv6 in net namespaces
+ */
+
+#ifndef __NETNS_IPV6_H__
+#define __NETNS_IPV6_H__
+
+struct netns_ipv6 {
+};
+#endif