[Qemu-devel] [PATCH 3/5] vmware-vga: use vmsvga_verify_rect in vmsvga_update_rect

[Gerd Hoffmann]

Switch vmsvga_update_rect over to use vmsvga_verify_rect.  Slight change
in behavior:  We don't try to automatically fixup rectangles any more.
Invalid update requests will be ignored instead.

Cc: address@hidden
Signed-off-by: Gerd Hoffmann <address@hidden>
---
 hw/display/vmware_vga.c | 32 ++------------------------------
 1 file changed, 2 insertions(+), 30 deletions(-)

diff --git a/hw/display/vmware_vga.c b/hw/display/vmware_vga.c
index fc0a2a7..7564f88 100644
--- a/hw/display/vmware_vga.c
+++ b/hw/display/vmware_vga.c
@@ -356,36 +356,8 @@ 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;
-        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;
+    if (!vmsvga_verify_rect(surface, __func__, x, y, w, h)) {
+        return;
     }
 
     bypl = surface_stride(surface);
-- 
1.8.3.1