cirrus: fix cirrus_invalidate_region
commite048dac616748273c2153490e9fdf1da242f0cad
authorGerd Hoffmann <kraxel@redhat.com>
Wed, 15 Mar 2017 12:06:46 +0000 (15 13:06 +0100)
committerGerd Hoffmann <kraxel@redhat.com>
Thu, 16 Mar 2017 07:58:15 +0000 (16 08:58 +0100)
treeaae416e4bba1a7d5df989beb8d556287421aa5ca
parent827bd5172641f2a360ff9a3bad57bcf82e7f03f0
cirrus: fix cirrus_invalidate_region

off_cur_end is exclusive, so off_cur_end == cirrus_addr_mask is valid.
Fix calculation to make sure to allow that, otherwise the assert added
by commit f153b563f8cf121aebf5a2fff5f0110faf58ccb3 can trigger for valid
blits.

Test case: boot windows nt 4.0

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 1489579606-26020-1-git-send-email-kraxel@redhat.com
hw/display/cirrus_vga.c