From: Gerd Hoffmann <kra...@redhat.com>
Switch vmsvga_update_rect over to use vmsvga_verify_rect. Slight change
in behavior: We don't try to automatically fixup rectangles any more.
In case we find invalid update requests we'll do a full-screen update
instead.
Cc: qemu-sta...@nongnu.org
Signed-off-by: Gerd Hoffmann <kra...@redhat.com>
Reviewed-by: Don Koch <dk...@verizon.com>
(cherry picked from commit 1735fe1edba9cc86bc0f26937ed5a62d3cb47c9c)
Signed-off-by: Michael Roth <mdr...@linux.vnet.ibm.com>
---
hw/display/vmware_vga.c | 32 ++++----------------------------
1 file changed, 4 insertions(+), 28 deletions(-)
diff --git a/hw/display/vmware_vga.c b/hw/display/vmware_vga.c
index f0e487f..718746e 100644
--- a/hw/display/vmware_vga.c
+++ b/hw/display/vmware_vga.c
@@ -356,36 +356,12 @@ static inline void vmsvga_update_rect(struct
vmsvga_state_s *s,
uint8_t *src;
uint8_t *dst;
- if (x < 0) {
- fprintf(stderr, "%s: update x was < 0 (%d)\n", __func__, x);
- w += x;
+ if (!vmsvga_verify_rect(surface, __func__, x, y, w, h)) {
+ /* go for a fullscreen update as fallback */
x = 0;
- }
- if (w < 0) {
- fprintf(stderr, "%s: update w was < 0 (%d)\n", __func__, w);
- w = 0;
- }
- if (x + w > surface_width(surface)) {
- fprintf(stderr, "%s: update width too large x: %d, w: %d\n",
- __func__, x, w);
- x = MIN(x, surface_width(surface));
- w = surface_width(surface) - x;
- }
-
- if (y < 0) {
- fprintf(stderr, "%s: update y was < 0 (%d)\n", __func__, y);
- h += y;
y = 0;
- }
- if (h < 0) {
- fprintf(stderr, "%s: update h was < 0 (%d)\n", __func__, h);
- h = 0;
- }
- if (y + h > surface_height(surface)) {
- fprintf(stderr, "%s: update height too large y: %d, h: %d\n",
- __func__, y, h);
- y = MIN(y, surface_height(surface));
- h = surface_height(surface) - y;
+ w = surface_width(surface);
+ h = surface_height(surface);
}
bypl = surface_stride(surface);
--
1.9.1
