[PATCH 1/5] Add an errno validation function (v2)

[Oren Laadan]

Fixed at import (left Signed-off-by: as is)

Dan Smith wrote:
> SH> Ok, I do think it should be <= MAX_ERRNO but it's not particularly
> SH> urgent atm :) So with or without that change:
> 
> Yep, me too, I forgot to change that.
> 
> SH> Acked-by: Serge Hallyn <serue at us.ibm.com>
> 
> So, I'll be glad to re-post this patch (by itself) with the ack and
> the change, or Oren can just do it when he imports it.
> 
> Thanks!
>