diff --git a/drivers/char/drm/drmP.h b/drivers/char/drm/drmP.h
index 9dd0760dd87a7e89b405f2f83172cc26d803962c..dde02a15fa59d0f584dbf4bd63feaede1803afe6 100644
--- a/drivers/char/drm/drmP.h
+++ b/drivers/char/drm/drmP.h
@@ -559,8 +559,6 @@ struct drm_mm {
  * a family of cards. There will one drm_device for each card present
  * in this family
  */
-struct drm_device;
-
 struct drm_driver {
 	int (*load) (struct drm_device *, unsigned long flags);
 	int (*firstopen) (struct drm_device *);