Rico Schüller : d3dx9: Add argument check to D3DXCreateBuffer().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 1fcce55894c6a79e2f85def1875784a4f4baa40a
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=1fcce55894c6a79e2f85def1875784a4f4baa40a

Author: Rico Schüller <kgbricola at web.de>
Date:   Fri Apr  1 15:00:11 2011 +0200

d3dx9: Add argument check to D3DXCreateBuffer().

---

 dlls/d3dx9_36/core.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/dlls/d3dx9_36/core.c b/dlls/d3dx9_36/core.c
index 06a8305..8947970 100644
--- a/dlls/d3dx9_36/core.c
+++ b/dlls/d3dx9_36/core.c
@@ -137,6 +137,12 @@ HRESULT WINAPI D3DXCreateBuffer(DWORD size, LPD3DXBUFFER *buffer)
     struct ID3DXBufferImpl *object;
     HRESULT hr;
 
+    if (!buffer)
+    {
+        WARN("Invalid buffer specified.\n");
+        return D3DERR_INVALIDCALL;
+    }
+
     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
     if (!object)
     {