[Bridge] Bridge MAC selection

[Dietmar Maurer]

>>> There any side effects with the following patch?
>> Not for you. But if it got changed now, it would surprise the 
>> existing users (change in ABI behaviour). 

If there are no other side effects, I wonder whats better:

A.) unexpected Network failures due to mac changes

B.) surprised users (does anybody depend on such behavour?)

I vote for A.)

- Dietmar