--- a/wp/wp-admin/network/admin.php	Tue Oct 22 16:11:46 2019 +0200
+++ b/wp/wp-admin/network/admin.php	Tue Dec 15 13:49:49 2020 +0100
@@ -10,14 +10,14 @@
 define( 'WP_NETWORK_ADMIN', true );
 
 /** Load WordPress Administration Bootstrap */
-require_once( dirname( dirname( __FILE__ ) ) . '/admin.php' );
+require_once dirname( __DIR__ ) . '/admin.php';
 
 // Do not remove this check. It is required by individual network admin pages.
 if ( ! is_multisite() ) {
 	wp_die( __( 'Multisite support is not enabled.' ) );
 }
 
-$redirect_network_admin_request = 0 !== strcasecmp( $current_blog->domain, $current_site->domain ) || 0 !== strcasecmp( $current_blog->path, $current_site->path );
+$redirect_network_admin_request = ( 0 !== strcasecmp( $current_blog->domain, $current_site->domain ) || 0 !== strcasecmp( $current_blog->path, $current_site->path ) );
 
 /**
  * Filters whether to redirect the request to the Network Admin.
@@ -27,8 +27,10 @@
  * @param bool $redirect_network_admin_request Whether the request should be redirected.
  */
 $redirect_network_admin_request = apply_filters( 'redirect_network_admin_request', $redirect_network_admin_request );
+
 if ( $redirect_network_admin_request ) {
 	wp_redirect( network_admin_url() );
 	exit;
 }
+
 unset( $redirect_network_admin_request );