drm crtc: add forgotten idr cleanup functions

drm_mode_config_init initializes the idr with idr_init, so
add the missing counterparts in drm_mode_config_cleanup.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 5e818a808ace..c1a0d346b0c2 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -1048,6 +1048,9 @@ void drm_mode_config_cleanup(struct drm_device *dev)
                                  head) {
                 plane->funcs->destroy(plane);
         }
+
+        idr_remove_all(&dev->mode_config.crtc_idr);
+        idr_destroy(&dev->mode_config.crtc_idr);
 }
 EXPORT_SYMBOL(drm_mode_config_cleanup);