tree 6a9dd8e7fc5a2646dadc177e42414a886fba290b
parent 6af4e9ead4ec9491259c9861b1b35f9abee24a66
author Kevin Wolf <kwolf@redhat.com> 1337698728 +0200
committer Kevin Wolf <kwolf@redhat.com> 1339761823 +0200

qcow2: Simplify calculation for COW area at the end

copy_sectors() always uses the sum (cluster_offset + n_start) or
(start_sect + n_start), so if some value is added to both cluster_offset
and start_sect, and subtracted from n_start, it's cancelled out anyway.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>