Ticket #37615: 37615.diff

src/wp-includes/ms-blogs.php

@@ -481 +481 @@
  * @param WP_Site|int|null $site Optional. Site to retrieve. Default is the current site.
  * @return WP_Site|null The site object or null if not found.
  */
-function get_site( &$site = null ) {
+function get_site( $site = null ) {
         if ( empty( $site ) ) {
                 $site = get_current_blog_id();
         }
@@ -537 +537 @@
  *
  * @since 4.6.0
  *
- * @param array $sites Array of site objects, passed by reference.
+ * @param array $sites Array of site objects.
  */
-function update_site_cache( &$sites ) {
+function update_site_cache( $sites ) {
         if ( ! $sites ) {
                 return;
         }
@@ -1085 +1085 @@
  *
  * @global WP_Network $current_site
  *
- * @param WP_Network|int|null $network Network to retrieve, passed by reference.
+ * @param WP_Network|int|null $network Optional. Network to retrieve. Default is the current network.
  * @return WP_Network|null The network object or null if not found.
  */
-function get_network( &$network = null ) {
+function get_network( $network = null ) {
         global $current_site;
         if ( empty( $network ) && isset( $current_site ) ) {
                 $network = $current_site;