This reverts commit e1622baf.

The side effect of this commit is to add a '@NONE' after each virtual
interface name with a 'ip link'. It may break existing scripts.
Reported-by: NOlivier Hartkopp <socketcan@hartkopp.net>
Signed-off-by: NNicolas Dichtel <nicolas.dichtel@6wind.com>
Tested-by: NOliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>