Ticket #35658: 35658.25.diff

src/wp-includes/meta.php

@@ -1225 +1225 @@
                         return new WP_Error( 'invalid_meta_key', __( 'Invalid meta key. Not registered.' ) );
                 }
                 $meta_keys = get_registered_meta_keys( $object_type, $object_subtype );
-                $meta_key_data = $meta_keys[ $object_type ][ $object_subtype ][ $meta_key ];
+                $meta_key_data = $meta_keys[ $meta_key ];
 
-                $data = get_metadata( $object_type, $object_id, $meta_key, $meta_key_data->single );
+                $data = get_metadata( $object_type, $object_id, $meta_key );
 
                 return $data;
         }