Józef Kucia : wined3d: Do not update surface when empty box is passed.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 3d7c666005d5aac1c810dcf1fc82498df8d9b91d
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=3d7c666005d5aac1c810dcf1fc...

Author: Józef Kucia <jkucia(a)codeweavers.com>
Date:   Tue Jan 19 22:28:05 2016 +0100

wined3d: Do not update surface when empty box is passed.

Signed-off-by: Józef Kucia <jkucia(a)codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/wined3d/device.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/wined3d/device.c b/dlls/wined3d/device.c
index 7c5a4c2..d308083 100644
--- a/dlls/wined3d/device.c
+++ b/dlls/wined3d/device.c
@@ -4070,7 +4070,8 @@ void CDECL wined3d_device_update_sub_resource(struct wined3d_device *device, str
     if (box)
     {
         if (box->left >= box->right || box->right > sub_resource->width
-                || box->top >= box->bottom || box->bottom > sub_resource->height)
+                || box->top >= box->bottom || box->bottom > sub_resource->height
+                || box->front >= box->back)
         {
             WARN("Invalid box (%u, %u, %u)->(%u, %u, %u) specified.\n",
                     box->left, box->top, box->front, box->right, box->bottom, box->back);