keep the name of the physical interface

When the interface used in the container is a physical
interface from the host, we keep the initial name.

Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
Reported-by: Sabdar <sabdar@wellspringsys.com>

diff --git a/src/lxc/conf.c b/src/lxc/conf.c
index 3aaf31cbc08ae44446ffb05d9c0dc06e92a93015..a118ae197cc75ef6b6a87f79adc8eaab4dd588f8 100644 (file)
--- a/src/lxc/conf.c
+++ b/src/lxc/conf.c
@@ -1025,7 +1025,8 @@ static int setup_netdev(struct lxc_netdev *netdev)
 
        /* default: let the system to choose one interface name */
        if (!netdev->name)
-               netdev->name = "eth%d";
+               netdev->name = netdev->type == LXC_NET_PHYS ?
+                       netdev->link : "eth%d";
 
        /* rename the interface name */
        err = lxc_device_rename(ifname, netdev->name);