Some UMASS devices blow up if MODE SENSE buffer length is 0 (aka 256). Some blow up if buffer length is not 0. Just fake geometry for all UMASS devices since it's almost always fictitious anyway. One step on the road to eliminate geometry entirely.
Some UMASS devices blow up if MODE SENSE buffer length is 0 (aka 256).
Some blow up if buffer length is not 0. Just fake geometry for all
UMASS devices since it's almost always fictitious anyway. One step on
the road to eliminate geometry entirely.

Fixes Ed Wandasiewicz's 2nd gen iPod mini and Sebastiaan Indesteege's
UBest Technology device.

ok marco@

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars