1 files changed, 10 insertions, 8 deletions

diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index a6e42433ef0e..1c4d6746f90c 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -631,8 +631,12 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
                 mode_changed = true;
         }
 
-        /* take a reference on all connectors in set */
+        /* take a reference on all unbound connectors in set, reuse the
+         * already taken reference for bound connectors
+         */
         for (ro = 0; ro < set->num_connectors; ro++) {
+                if (set->connectors[ro]->encoder)
+                        continue;
                 drm_connector_reference(set->connectors[ro]);
         }
 
@@ -754,12 +758,6 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
                 }
         }
 
-        /* after fail drop reference on all connectors in save set */
-        count = 0;
-        drm_for_each_connector(connector, dev) {
-                drm_connector_unreference(&save_connectors[count++]);
-        }
-
         kfree(save_connectors);
         kfree(save_encoders);
         return 0;
@@ -776,8 +774,12 @@ fail:
                 *connector = save_connectors[count++];
         }
 
-        /* after fail drop reference on all connectors in set */
+        /* after fail drop reference on all unbound connectors in set, let
+         * bound connectors keep their reference
+         */
         for (ro = 0; ro < set->num_connectors; ro++) {
+                if (set->connectors[ro]->encoder)
+                        continue;
                 drm_connector_unreference(set->connectors[ro]);
         }