[NETNS][IPV6]: Make bindv6only sysctl per namespace.

This patch moves the bindv6only sysctl to the network namespace
structure. Until the ipv6 protocol is not per namespace, the sysctl
variable is always from the initial network namespace.

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

1 files changed, 3 insertions, 1 deletions

diff --git a/net/ipv6/sysctl_net_ipv6.c b/net/ipv6/sysctl_net_ipv6.c
index 7970f3366f87..13be97a928cb 100644
--- a/net/ipv6/sysctl_net_ipv6.c
+++ b/net/ipv6/sysctl_net_ipv6.c
@@ -35,7 +35,7 @@ static ctl_table ipv6_table_template[] = {
         {
                 .ctl_name       = NET_IPV6_BINDV6ONLY,
                 .procname       = "bindv6only",
-                .data           = &sysctl_ipv6_bindv6only,
+                .data           = &init_net.ipv6.sysctl.bindv6only,
                 .maxlen         = sizeof(int),
                 .mode           = 0644,
                 .proc_handler   = &proc_dointvec
@@ -116,6 +116,8 @@ static int ipv6_sysctl_net_init(struct net *net)
         ipv6_table[0].child = ipv6_route_table;
         ipv6_table[1].child = ipv6_icmp_table;
 
+        ipv6_table[2].data = &net->ipv6.sysctl.bindv6only;
+
         net->ipv6.sysctl.table = register_net_sysctl_table(net, net_ipv6_ctl_path,
                                                            ipv6_table);
         if (!net->ipv6.sysctl.table)