Henri Verbeet : d3d9: Properly retrieve an interface pointer in IDirect3DDevice9Impl_GetVertexShader ().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 722e60ab2e3ad231924ba202d12abaa98652bff2
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=722e60ab2e3ad231924ba202d1...

Author: Henri Verbeet <hverbeet(a)codeweavers.com>
Date:   Thu Apr 26 21:11:52 2012 +0200

d3d9: Properly retrieve an interface pointer in IDirect3DDevice9Impl_GetVertexShader().

---

 dlls/d3d9/device.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/dlls/d3d9/device.c b/dlls/d3d9/device.c
index d4f1eea..1f0f809 100644
--- a/dlls/d3d9/device.c
+++ b/dlls/d3d9/device.c
@@ -2339,6 +2339,7 @@ static HRESULT WINAPI IDirect3DDevice9Impl_GetVertexShader(IDirect3DDevice9Ex *i
         IDirect3DVertexShader9 **shader)
 {
     IDirect3DDevice9Impl *This = impl_from_IDirect3DDevice9Ex(iface);
+    IDirect3DVertexShader9Impl *shader_impl;
     struct wined3d_shader *wined3d_shader;
 
     TRACE("iface %p, shader %p.\n", iface, shader);
@@ -2347,7 +2348,8 @@ static HRESULT WINAPI IDirect3DDevice9Impl_GetVertexShader(IDirect3DDevice9Ex *i
     wined3d_shader = wined3d_device_get_vertex_shader(This->wined3d_device);
     if (wined3d_shader)
     {
-        *shader = wined3d_shader_get_parent(wined3d_shader);
+        shader_impl = wined3d_shader_get_parent(wined3d_shader);
+        *shader = &shader_impl->IDirect3DVertexShader9_iface;
         IDirect3DVertexShader9_AddRef(*shader);
         wined3d_shader_decref(wined3d_shader);
     }