From c301ddf38f0fbc9991b72aff898829a313b37c72 Mon Sep 17 00:00:00 2001
From: terrafrost <terrafrost@gmail.com>
Date: Sat, 4 Apr 2020 12:47:30 -0500
Subject: [PATCH] SFTP: make it so extending SFTP class doesn't cause a
 segfault

---
 phpseclib/Net/SFTP.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/phpseclib/Net/SFTP.php b/phpseclib/Net/SFTP.php
index a118d45e3..e39fabed4 100644
--- a/phpseclib/Net/SFTP.php
+++ b/phpseclib/Net/SFTP.php
@@ -467,7 +467,11 @@ function Net_SFTP($host, $port = 22, $timeout = 10)
      */
     function login($username)
     {
-        if (!call_user_func_array(array(&$this, 'parent::login'), func_get_args())) {
+        $args = func_get_args();
+        $callback = version_compare(PHP_VERSION, '5.3.0') < 0 ?
+            array(&$this, 'parent::login') :
+            'parent::login';
+        if (!call_user_func_array($callback, $args)) {
             return false;
         }