Henri Verbeet : ddraw: Disallow user memory surfaces before version 4.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 76ab86ee7f1e17bbe0fe8fbca3e7b2afa3418b00
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=76ab86ee7f1e17bbe0fe8fbca3...

Author: Henri Verbeet <hverbeet(a)codeweavers.com>
Date:   Wed Mar  5 10:46:36 2014 +0100

ddraw: Disallow user memory surfaces before version 4.

---

 dlls/ddraw/surface.c |    7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/dlls/ddraw/surface.c b/dlls/ddraw/surface.c
index bf49e15..13aa813 100644
--- a/dlls/ddraw/surface.c
+++ b/dlls/ddraw/surface.c
@@ -5821,6 +5821,13 @@ HRESULT ddraw_surface_create(struct ddraw *ddraw, const DDSURFACEDESC2 *surface_
             return DDERR_INVALIDCAPS;
         }
 
+        if (version < 4)
+        {
+            WARN("User memory surfaces not supported before version 4.\n");
+            HeapFree(GetProcessHeap(), 0, texture);
+            return DDERR_INVALIDPARAMS;
+        }
+
         if (!(desc->dwFlags & DDSD_PITCH))
         {
             WARN("User memory surfaces should explicitly specify the pitch.\n");