[PATCH 1/2] veth: Fix carrier detect

[David Miller]

From: ebiederm at xmission.com (Eric W. Biederman)
Date: Wed, 25 Feb 2009 21:47:29 -0800

> 
> The current implementation of carrier detect in veth is broken.
> It reports the link is down until both sides of the veth pair
> are administatively up and then forever after it reports link up.
> 
> So fix veth so that it only reports link up when both interfaces
> of the pair are administratively up.
> 
> Signed-off-by: Eric Biederman <ebiederm at aristanetworks.com>

Applied.