[PATCH] powerpc: add of_get_mac_address() and update fsl_soc.c to use it

[Timur Tabi]

Benjamin Herrenschmidt wrote:
>> +	return get_property(np, "address", NULL);
> 
> Since there is so much room for confusion with "address", please at
> least do some basic sanity checking, like check that it's size is 6
> bytes and maybe that the multicast bit isn't set.

Are you saying that some device trees have something *other* than a MAC 
address in the 'address' property?