[PATCH 4/8] wined3d: Allow wined3d_device_update_sub_resource() only on GPU accessible resources.

[Józef Kucia]

wined3d_device_update_sub_resource() should work only on
D3D11_USAGE_DEFAULT resources.

Signed-off-by: Józef Kucia <jkucia at codeweavers.com>
---
 dlls/wined3d/device.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/dlls/wined3d/device.c b/dlls/wined3d/device.c
index 96b8d3c247d6..f6a0b39cecd6 100644
--- a/dlls/wined3d/device.c
+++ b/dlls/wined3d/device.c
@@ -4229,6 +4229,12 @@ void CDECL wined3d_device_update_sub_resource(struct wined3d_device *device, str
     if (flags)
         FIXME("Ignoring flags %#x.\n", flags);
 
+    if (!(resource->access & WINED3D_RESOURCE_ACCESS_GPU))
+    {
+        WARN("Resource %p is not GPU accessible.\n", resource);
+        return;
+    }
+
     if (resource->type == WINED3D_RTYPE_BUFFER)
     {
         if (sub_resource_idx > 0)
-- 
2.16.4