summaryrefslogtreecommitdiff
path: root/net/ipv6
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2018-01-19 22:59:33 -0500
committerDavid S. Miller <davem@davemloft.net>2018-01-19 22:59:33 -0500
commit8565d26bcb2ff6df646e946d2913fcf706d46b66 (patch)
tree21ffaccc3cbac5e558d51c20cfbecbfec86a02c4 /net/ipv6
parent85831e56a1d0c75a1560e61acbb8591e9f11c6b7 (diff)
parentec835f8104a21f4d4eeb9d316ee71d2b4a7f00de (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
The BPF verifier conflict was some minor contextual issue. The TUN conflict was less trivial. Cong Wang fixed a memory leak of tfile->tx_array in 'net'. This is an skb_array. But meanwhile in net-next tun changed tfile->tx_arry into tfile->tx_ring which is a ptr_ring. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/ip6_fib.c10
-rw-r--r--net/ipv6/ip6_gre.c14
2 files changed, 15 insertions, 9 deletions
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index b7c4befe67ec..92b8d8c75eed 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -1223,8 +1223,14 @@ int fib6_add(struct fib6_node *root, struct rt6_info *rt,
}
if (!rcu_access_pointer(fn->leaf)) {
- atomic_inc(&rt->rt6i_ref);
- rcu_assign_pointer(fn->leaf, rt);
+ if (fn->fn_flags & RTN_TL_ROOT) {
+ /* put back null_entry for root node */
+ rcu_assign_pointer(fn->leaf,
+ info->nl_net->ipv6.ip6_null_entry);
+ } else {
+ atomic_inc(&rt->rt6i_ref);
+ rcu_assign_pointer(fn->leaf, rt);
+ }
}
fn = sn;
}
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index db99446e0276..a88480193d77 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -352,11 +352,12 @@ static struct ip6_tnl *ip6gre_tunnel_locate(struct net *net,
nt->dev = dev;
nt->net = dev_net(dev);
- ip6gre_tnl_link_config(nt, 1);
if (register_netdevice(dev) < 0)
goto failed_free;
+ ip6gre_tnl_link_config(nt, 1);
+
/* Can use a lockless transmit, unless we generate output sequences */
if (!(nt->parms.o_flags & TUNNEL_SEQ))
dev->features |= NETIF_F_LLTX;
@@ -1709,7 +1710,6 @@ static void ip6gre_netlink_parms(struct nlattr *data[],
static int ip6gre_tap_init(struct net_device *dev)
{
- struct ip6_tnl *tunnel;
int ret;
ret = ip6gre_tunnel_init_common(dev);
@@ -1718,10 +1718,6 @@ static int ip6gre_tap_init(struct net_device *dev)
dev->priv_flags |= IFF_LIVE_ADDR_CHANGE;
- tunnel = netdev_priv(dev);
-
- ip6gre_tnl_link_config(tunnel, 1);
-
return 0;
}
@@ -1872,12 +1868,16 @@ static int ip6gre_newlink(struct net *src_net, struct net_device *dev,
nt->dev = dev;
nt->net = dev_net(dev);
- ip6gre_tnl_link_config(nt, !tb[IFLA_MTU]);
err = register_netdevice(dev);
if (err)
goto out;
+ ip6gre_tnl_link_config(nt, !tb[IFLA_MTU]);
+
+ if (tb[IFLA_MTU])
+ ip6_tnl_change_mtu(dev, nla_get_u32(tb[IFLA_MTU]));
+
dev_hold(dev);
ip6gre_tunnel_link(ign, nt);