wined3d: Return WINED3DERR_NOTFOUND if the render target is NULL in…

dlls/d3d9/device.c

@@ -1142,24 +1142,19 @@ static HRESULT WINAPI IDirect3DDevice9Impl_GetRenderTarget(IDirect3DDevice9Ex *i
     }
 
     wined3d_mutex_lock();
-
     hr = wined3d_device_get_render_target(This->wined3d_device, RenderTargetIndex, &wined3d_surface);
-
-    if (FAILED(hr))
-    {
-        FIXME("Call to IWineD3DDevice_GetRenderTarget failed, hr %#x\n", hr);
-    }
-    else if (!wined3d_surface)
-    {
-        *ppRenderTarget = NULL;
-    }
-    else
+    if (SUCCEEDED(hr))
     {
         *ppRenderTarget = wined3d_surface_get_parent(wined3d_surface);
         IDirect3DSurface9_AddRef(*ppRenderTarget);
         wined3d_surface_decref(wined3d_surface);
     }
-
+    else
+    {
+        if (hr != WINED3DERR_NOTFOUND)
+            WARN("Failed to get render target %u, hr %#x.\n", RenderTargetIndex, hr);
+        *ppRenderTarget = NULL;
+    }
     wined3d_mutex_unlock();
 
     return hr;

dlls/wined3d/device.c

@@ -5119,11 +5119,13 @@ HRESULT CDECL wined3d_device_get_render_target(struct wined3d_device *device,
     }
 
     *render_target = device->fb.render_targets[render_target_idx];
-    if (*render_target)
-        wined3d_surface_incref(*render_target);
-
     TRACE("Returning render target %p.\n", *render_target);
 
+    if (!*render_target)
+        return WINED3DERR_NOTFOUND;
+
+    wined3d_surface_incref(*render_target);
+
     return WINED3D_OK;
 }