Signed-off-by: Gandolfi Rafael <kaillasse91@hotmail.fr>
---
--- a/hw/vmware_vga.c	2012-04-23 12:32:56.000000000 +0200
+++ b/hw/vmware_vga.c	2012-05-05 22:07:13.845551216 +0200
@@ -298,6 +298,14 @@
     uint8_t *src;
     uint8_t *dst;
 
+    if (x < 0) {
+        x = 0;
+    }
+
+    if (y < 0) {
+        y = 0;
+    }
+
     if (x + w > s->width) {
         fprintf(stderr, "%s: update width too large x: %d, w: %d\n",
                         __FUNCTION__, x, w);
---