[PATCH 2/2] veth: Allow to create peer link with given ifindex

[Pavel Emelyanov <xemul@parallels.com>]

The ifinfomsg is in there (thanks kaber@ for foreseeing this long time ago),
so take the given ifidex and register netdev with it.

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

---

diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 5852361..496c026 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -348,6 +348,9 @@ static int veth_newlink(struct net *src_net, struct net_device *dev,
 	if (tbp[IFLA_ADDRESS] == NULL)
 		eth_hw_addr_random(peer);
 
+	if (ifmp)
+		peer->ifindex = ifmp->ifi_index;
+
 	err = register_netdevice(peer);
 	put_net(net);
 	net = NULL;