Ticket #19160: 19160.diff

wp-includes/user.php

@@ -736 +736 @@
         if ( empty( $user_id ) )
                 $user_id = get_current_user_id();
 
-        if ( empty( $blog_id ) ) {
-                global $wpdb;
-                $blog_id = $wpdb->blogid;
-        }
+        if ( empty( $blog_id ) )
+                $blog_id = get_current_blog_id();
 
         $blogs = get_blogs_of_user( $user_id );
         if ( is_array( $blogs ) )