ACK: [PATCH][Xenial] vlan: Propagate MAC address to VLANs

[Seth Forshee]

On Fri, May 12, 2017 at 03:34:28PM +0200, Kleber Sacilotto de Souza wrote:
> From: Mike Manning <mmanning at brocade.com>
> 
> BugLink: http://bugs.launchpad.net/bugs/1682871
> 
> The MAC address of the physical interface is only copied to the VLAN
> when it is first created, resulting in an inconsistency after MAC
> address changes of only newly created VLANs having an up-to-date MAC.
> 
> The VLANs should continue inheriting the MAC address of the physical
> interface until the VLAN MAC address is explicitly set to any value.
> This allows IPv6 EUI64 addresses for the VLAN to reflect any changes
> to the MAC of the physical interface and thus for DAD to behave as
> expected.
> 
> Signed-off-by: Mike Manning <mmanning at brocade.com>
> Signed-off-by: David S. Miller <davem at davemloft.net>
> (cherry picked from commit 308453aa9156a3b8ee382c0949befb507a32b0c1)
> Signed-off-by: Kleber Sacilotto de Souza <kleber.souza at canonical.com>

Clean cherry pick, positive testing.

Acked-by: Seth Forshee <seth.forshee at canonical.com>