Ticket #37528: 37528.2.patch

src/wp-includes/ms-functions.php

@@ -2289 +2289 @@
  *
  * @since 3.7.0
  *
- * @global wpdb $wpdb WordPress database abstraction object.
+ * @param int $network_id Optional. Id of the network to calculate the site count for. Defaults to active network id.
  */
-function wp_update_network_site_counts() {
-        global $wpdb;
+function wp_update_network_site_counts( $network_id = null ) {
+
+        $network_id = (int) $network_id;
+        if ( ! $network_id ) {
+                $network_id = get_current_network_id();
+        }
 
         $count = get_sites( array(
-                'network_id' => $wpdb->siteid,
+                'network_id' => $network_id,
                 'spam'       => 0,
                 'deleted'    => 0,
                 'archived'   => 0,
                 'count'      => true,
         ) );
 
-        update_site_option( 'blog_count', $count );
+        update_network_option( $network_id, 'blog_count', $count );
 }
 
 /**