Henri Verbeet : d3d8: Properly retrieve an interface pointer in IDirect3DDevice8Impl_GetStreamSource ().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: d9000aeec38649a7af723ffd165bcf4c57472cd3
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=d9000aeec38649a7af723ffd165bcf4c57472cd3

Author: Henri Verbeet <hverbeet at codeweavers.com>
Date:   Mon Apr 23 21:24:54 2012 +0200

d3d8: Properly retrieve an interface pointer in IDirect3DDevice8Impl_GetStreamSource().

---

 dlls/d3d8/device.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/dlls/d3d8/device.c b/dlls/d3d8/device.c
index 3dfd8f4..577401a 100644
--- a/dlls/d3d8/device.c
+++ b/dlls/d3d8/device.c
@@ -2690,6 +2690,7 @@ static HRESULT WINAPI IDirect3DDevice8Impl_GetStreamSource(IDirect3DDevice8 *ifa
         UINT StreamNumber, IDirect3DVertexBuffer8 **pStream, UINT *pStride)
 {
     IDirect3DDevice8Impl *This = impl_from_IDirect3DDevice8(iface);
+    IDirect3DVertexBuffer8Impl *buffer_impl;
     struct wined3d_buffer *retStream = NULL;
     HRESULT hr;
 
@@ -2705,7 +2706,8 @@ static HRESULT WINAPI IDirect3DDevice8Impl_GetStreamSource(IDirect3DDevice8 *ifa
             &retStream, 0 /* Offset in bytes */, pStride);
     if (SUCCEEDED(hr) && retStream)
     {
-        *pStream = wined3d_buffer_get_parent(retStream);
+        buffer_impl = wined3d_buffer_get_parent(retStream);
+        *pStream = &buffer_impl->IDirect3DVertexBuffer8_iface;
         IDirect3DVertexBuffer8_AddRef(*pStream);
         wined3d_buffer_decref(retStream);
     }