[PATCH][2.6.26] ehea: set mac address fix

[Jeff Garzik]

Jan-Bernd Themann wrote:
> eHEA has to call firmware functions in order to change the mac address
> of a logical port. This patch checks if the logical port is up
> when calling the register / deregister mac address calls. If the port
> is down these firmware calls would fail and are therefore not executed.
> 
> Signed-off-by: Jan-Bernd Themann <themann at de.ibm.com>

applied