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cg3: fix up size parameter for memory_region_get_dirty() 

The code was incorrectly calculating the end address rather than the size of
the required region.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Mark Cave-Ayland 2017-04-05 09:02:46 +01:00
parent 66e2f304a3
commit be4221d993
1 changed files with 1 additions and 1 deletions
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2
hw/display/cg3.c
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@ -114,7 +114,7 @@ static void cg3_update_display(void *opaque)
int update = s->full_update;
page = y * width;
update |= memory_region_get_dirty(&s->vram_mem, page, page + width,
update |= memory_region_get_dirty(&s->vram_mem, page, width,
DIRTY_MEMORY_VGA);
if (update) {
if (y_start < 0) {