diff --git a/drivers/gpu/drm/drm_plane.c b/drivers/gpu/drm/drm_plane.c
index ec3e2e757800d..5eca3184a7478 100644
--- a/drivers/gpu/drm/drm_plane.c
+++ b/drivers/gpu/drm/drm_plane.c
@@ -923,6 +923,7 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev,
 		ret = drm_event_reserve_init(dev, file_priv, &e->base, &e->event.base);
 		if (ret) {
 			kfree(e);
+			e = NULL;
 			goto out;
 		}
 	}