Miklos Szeredi 3e01cee3b9 ovl: check whiteout on lowest layer as well
Not checking whiteouts on lowest layer was an optimization (there's nothing
to white out there), but it could result in inconsitent behavior when a
layer previously used as upper/middle is later used as lowest. 

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
2014-12-13 00:59:45 +01:00
..
2014-12-13 00:59:42 +01:00
2014-12-13 00:59:43 +01:00
2014-12-13 00:59:42 +01:00
2014-12-13 00:59:43 +01:00