From: Zebediah Figura <zfigura(a)codeweavers.com> --- dlls/wined3d/texture.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/dlls/wined3d/texture.c b/dlls/wined3d/texture.c index 50049f96d71..39ef6376203 100644 --- a/dlls/wined3d/texture.c +++ b/dlls/wined3d/texture.c @@ -4737,7 +4737,8 @@ void wined3d_texture_update_sub_resource(struct wined3d_texture *texture, unsign wined3d_texture_validate_location(texture, sub_resource_idx, WINED3D_LOCATION_BUFFER); wined3d_texture_invalidate_location(texture, sub_resource_idx, ~WINED3D_LOCATION_BUFFER); /* Try to free address space if we are not mapping persistently. */ - wined3d_context_unmap_bo_address(context, (const struct wined3d_bo_address *)&upload_bo->addr, 0, NULL); + if (upload_bo->addr.buffer_object->map_ptr) + wined3d_context_unmap_bo_address(context, (const struct wined3d_bo_address *)&upload_bo->addr, 0, NULL); } /* Only load the sub-resource for partial updates. */ -- GitLab https://gitlab.winehq.org/wine/wine/-/merge_requests/495