From 76ab86ee7f1e17bbe0fe8fbca3e7b2afa3418b00 Mon Sep 17 00:00:00 2001
From: Henri Verbeet <hverbeet@codeweavers.com>
Date: Wed, 5 Mar 2014 10:46:36 +0100
Subject: [PATCH] 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 bf49e153c99..13aa8134a45 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");