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_framebuffer.c b/drivers/gpu/drm/drm_framebuffer.c
index af27984..2affe53 100644
--- a/drivers/gpu/drm/drm_framebuffer.c
+++ b/drivers/gpu/drm/drm_framebuffer.c
@@ -381,7 +381,7 @@ int drm_mode_rmfb(struct drm_device *dev,
 	if (!drm_core_check_feature(dev, DRIVER_MODESET))
 		return -EINVAL;
 
-	fb = drm_framebuffer_lookup(dev, *id);
+	fb = drm_framebuffer_lookup(dev, file_priv, *id);
 	if (!fb)
 		return -ENOENT;
 
@@ -450,7 +450,7 @@ int drm_mode_getfb(struct drm_device *dev,
 	if (!drm_core_check_feature(dev, DRIVER_MODESET))
 		return -EINVAL;
 
-	fb = drm_framebuffer_lookup(dev, r->fb_id);
+	fb = drm_framebuffer_lookup(dev, file_priv, r->fb_id);
 	if (!fb)
 		return -ENOENT;
 
@@ -515,7 +515,7 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
 	if (!drm_core_check_feature(dev, DRIVER_MODESET))
 		return -EINVAL;
 
-	fb = drm_framebuffer_lookup(dev, r->fb_id);
+	fb = drm_framebuffer_lookup(dev, file_priv, r->fb_id);
 	if (!fb)
 		return -ENOENT;
 
@@ -688,12 +688,13 @@ EXPORT_SYMBOL(drm_framebuffer_init);
  * again, using drm_framebuffer_put().
  */
 struct drm_framebuffer *drm_framebuffer_lookup(struct drm_device *dev,
+					       struct drm_file *file_priv,
 					       uint32_t id)
 {
 	struct drm_mode_object *obj;
 	struct drm_framebuffer *fb = NULL;
 
-	obj = __drm_mode_object_find(dev, id, DRM_MODE_OBJECT_FB);
+	obj = __drm_mode_object_find(dev, file_priv, id, DRM_MODE_OBJECT_FB);
 	if (obj)
 		fb = obj_to_fb(obj);
 	return fb;