0477138dad
required (rounded up a little) instead of twice the previous amount (or a fixed amount for the first allocation). The bug caused memory corruption when a new unit number for a devclass was more than about twice the previous maximum one (or more than 3 for the first one), so it corrupted memory (which happened to be the atkbdc port resource list) in the reporter's configuration with sio unit numbers { 0, 25, 1, 2, ... }. Reviewed by: dfr Reported by: Leonid Lukiyanets <stalwar78@hotmail.com>