[NETNS][IPV6] tcp6 - make proc per namespace

Make the proc for tcp6 to be 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, 9 deletions

diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index e3e09147d134..f52bdaed8a1b 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -859,15 +859,25 @@ static int inet6_net_init(struct net *net)
         err = udp6_proc_init(net);
         if (err)
                 goto out;
+        err = tcp6_proc_init(net);
+        if (err)
+                goto proc_tcp6_fail;
 out:
 #endif
         return err;
+
+#ifdef CONFIG_PROC_FS
+proc_tcp6_fail:
+        udp6_proc_exit(net);
+        goto out;
+#endif
 }
 
 static void inet6_net_exit(struct net *net)
 {
 #ifdef CONFIG_PROC_FS
         udp6_proc_exit(net);
+        tcp6_proc_exit(net);
 #endif
 }
 
@@ -951,8 +961,6 @@ static int __init inet6_init(void)
         err = -ENOMEM;
         if (raw6_proc_init())
                 goto proc_raw6_fail;
-        if (tcp6_proc_init())
-                goto proc_tcp6_fail;
         if (udplite6_proc_init())
                 goto proc_udplite6_fail;
         if (ipv6_misc_proc_init())
@@ -1037,8 +1045,6 @@ proc_anycast6_fail:
 proc_misc6_fail:
         udplite6_proc_exit();
 proc_udplite6_fail:
-        tcp6_proc_exit();
-proc_tcp6_fail:
         raw6_proc_exit();
 proc_raw6_fail:
 #endif
@@ -1098,7 +1104,6 @@ static void __exit inet6_exit(void)
         ac6_proc_exit();
         ipv6_misc_proc_exit();
         udplite6_proc_exit();
-        tcp6_proc_exit();
         raw6_proc_exit();
 #endif
         ipv6_netfilter_fini();
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index caf0cc1c00e1..56d0cea7d578 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -2129,14 +2129,14 @@ static struct tcp_seq_afinfo tcp6_seq_afinfo = {
         .seq_fops       = &tcp6_seq_fops,
 };
 
-int __init tcp6_proc_init(void)
+int tcp6_proc_init(struct net *net)
 {
-        return tcp_proc_register(&tcp6_seq_afinfo);
+        return tcp_proc_register(net, &tcp6_seq_afinfo);
 }
 
-void tcp6_proc_exit(void)
+void tcp6_proc_exit(struct net *net)
 {
-        tcp_proc_unregister(&tcp6_seq_afinfo);
+        tcp_proc_unregister(net, &tcp6_seq_afinfo);
 }
 #endif