drm: Pass struct drm_file * to __drm_mode_object_find [v2]

This will allow __drm_mode_object_file to be extended to perform
access control checks based on the file in use.

v2: Also fix up vboxvideo driver in staging

[airlied: merging early as this is an API change]

Suggested-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
index d8ca526..704fc89 100644
--- a/drivers/gpu/drm/drm_connector.c
+++ b/drivers/gpu/drm/drm_connector.c
@@ -1310,7 +1310,7 @@
 
 	memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo));
 
-	connector = drm_connector_lookup(dev, out_resp->connector_id);
+	connector = drm_connector_lookup(dev, file_priv, out_resp->connector_id);
 	if (!connector)
 		return -ENOENT;