Ticket #26744: 26744.2.patch

Index: wp-content/themes/twentyfourteen/inc/featured-content.php
===================================================================
@@ -152,8 +153,12 @@
        public static function get_featured_post_ids() {
                // Return array of cached results if they exist.
                $featured_ids = get_transient( 'featured_content_ids' );
-               if ( ! empty( $featured_ids ) ) {
-                       return array_map( 'absint', (array) $featured_ids );
+               if ( false !== $featured_ids ) {
+                       if ( !empty( $featured_ids ) ) {
+                               return array_map( 'absint', (array) $featured_ids );
+                       else {
+                               return self::get_sticky_posts();
+                       }
                }
 
                $settings = self::get_setting();
@@ -178,17 +183,17 @@
                        ),
                ) );
 
-               // Return array with sticky posts if no Featured Content exists.
-               if ( ! $featured ) {
-                       return self::get_sticky_posts();
-               }
-
                // Ensure correct format before save/return.
                $featured_ids = wp_list_pluck( (array) $featured, 'ID' );
                $featured_ids = array_map( 'absint', $featured_ids );
 
                set_transient( 'featured_content_ids', $featured_ids );
 
+               // Return array with sticky posts if no Featured Content exists.
+               if ( ! $featured ) {
+                       return self::get_sticky_posts();
+               }
+
                return $featured_ids;
        }