vga: add ram_addr_t cast

Reported by Coverity.

Fixes: CID 1381409
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20171010141323.14049-4-kraxel@redhat.com
This commit is contained in:
Gerd Hoffmann 2017-10-10 16:13:23 +02:00
parent 28f77de26a
commit b0898b42ef

View File

@ -1485,7 +1485,7 @@ static void vga_draw_graphic(VGACommonState *s, int full_update)
disp_width = width;
region_start = (s->start_addr * 4);
region_end = region_start + s->line_offset * height;
region_end = region_start + (ram_addr_t)s->line_offset * height;
if (region_end > s->vbe_size) {
/* wraps around (can happen with cirrus vbe modes) */
region_start = 0;