[PATCH v2 3/5] wined3d: Do not copy surface region when empty box is passed.
Józef Kucia
jkucia at codeweavers.com
Wed Jan 20 15:08:21 CST 2016
Signed-off-by: Józef Kucia <jkucia at codeweavers.com>
---
resend
---
dlls/wined3d/device.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/dlls/wined3d/device.c b/dlls/wined3d/device.c
index e5cf25c..0497f06 100644
--- a/dlls/wined3d/device.c
+++ b/dlls/wined3d/device.c
@@ -4006,6 +4006,14 @@ HRESULT CDECL wined3d_device_copy_sub_resource_region(struct wined3d_device *dev
dst_rect.top = dst_y;
if (src_box)
{
+ if (src_box->front >= src_box->back)
+ {
+ WARN("Invalid box (%u, %u, %u)->(%u, %u, %u) specified.\n",
+ src_box->left, src_box->top, src_box->front,
+ src_box->right, src_box->bottom, src_box->back);
+ return WINED3DERR_INVALIDCALL;
+ }
+
src_rect.left = src_box->left;
src_rect.top = src_box->top;
src_rect.right = src_box->right;
--
2.4.10
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