ipv6: initialize ip6_route sysctl vars in ip6_route_net_init()

This makes that ip6_route_net_init() does all of the route init code.
There used to be a race between ip6_route_net_init() and ip6_net_init()
and someone relying on the combined result was left out cold.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 9 insertions, 8 deletions

diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index f018704ecb8..af90905fd0f 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -840,14 +840,6 @@ static int inet6_net_init(struct net *net)
         int err = 0;
 
         net->ipv6.sysctl.bindv6only = 0;
-        net->ipv6.sysctl.flush_delay = 0;
-        net->ipv6.sysctl.ip6_rt_max_size = 4096;
-        net->ipv6.sysctl.ip6_rt_gc_min_interval = HZ / 2;
-        net->ipv6.sysctl.ip6_rt_gc_timeout = 60*HZ;
-        net->ipv6.sysctl.ip6_rt_gc_interval = 30*HZ;
-        net->ipv6.sysctl.ip6_rt_gc_elasticity = 9;
-        net->ipv6.sysctl.ip6_rt_mtu_expires = 10*60*HZ;
-        net->ipv6.sysctl.ip6_rt_min_advmss = IPV6_MIN_MTU - 20 - 40;
         net->ipv6.sysctl.icmpv6_time = 1*HZ;
 
 #ifdef CONFIG_PROC_FS
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 635d97d54b0..e10a1701550 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2647,6 +2647,15 @@ static int ip6_route_net_init(struct net *net)
         net->ipv6.ip6_blk_hole_entry->u.dst.ops = net->ipv6.ip6_dst_ops;
 #endif
 
+        net->ipv6.sysctl.flush_delay = 0;
+        net->ipv6.sysctl.ip6_rt_max_size = 4096;
+        net->ipv6.sysctl.ip6_rt_gc_min_interval = HZ / 2;
+        net->ipv6.sysctl.ip6_rt_gc_timeout = 60*HZ;
+        net->ipv6.sysctl.ip6_rt_gc_interval = 30*HZ;
+        net->ipv6.sysctl.ip6_rt_gc_elasticity = 9;
+        net->ipv6.sysctl.ip6_rt_mtu_expires = 10*60*HZ;
+        net->ipv6.sysctl.ip6_rt_min_advmss = IPV6_MIN_MTU - 20 - 40;
+
 #ifdef CONFIG_PROC_FS
         proc_net_fops_create(net, "ipv6_route", 0, &ipv6_route_proc_fops);
         proc_net_fops_create(net, "rt6_stats", S_IRUGO, &rt6_stats_seq_fops);