From 5b795c18ab91f7809a0d6501a6feafbe5aa9921e Mon Sep 17 00:00:00 2001
From: terrafrost <terrafrost@php.net>
Date: Sun, 27 Jan 2019 17:03:53 -0600
Subject: [PATCH] SCP: issue error if remote_file is empty in put() call

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

diff --git a/phpseclib/Net/SCP.php b/phpseclib/Net/SCP.php
index 354acea1..9e48c479 100644
--- a/phpseclib/Net/SCP.php
+++ b/phpseclib/Net/SCP.php
@@ -180,6 +180,11 @@ class Net_SCP
             return false;
         }
 
+        if (empty($remote_file)) {
+            user_error('remote_file cannot be blank', E_USER_NOTICE);
+            return false;
+        }
+
         if (!$this->ssh->exec('scp -t ' . escapeshellarg($remote_file), false)) { // -t = to
             return false;
         }