From 07778542b3c7bff1391783fdbb2e995264509e81 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Wed, 8 Apr 2020 16:40:25 +0200
Subject: [PATCH] runtests: fix warning about using an undefined variable

Follow-up from 4d939ef6ceb2db1
---
 tests/runtests.pl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tests/runtests.pl b/tests/runtests.pl
index 7957595444..36f39a7b76 100755
--- a/tests/runtests.pl
+++ b/tests/runtests.pl
@@ -4122,10 +4122,10 @@ sub singletest {
             }
         }
 
-        if(($out[0] eq "") && $protstrip[0]) {
+        if((!$out[0] || ($out[0] eq "")) && $protstrip[0]) {
             logmsg "\n $testnum: protocol FAILED!\n".
                 " There was no content at all in the file $SERVERIN.\n".
-                " Server glitch? Total curl failure?\n";
+                " Server glitch? Total curl failure? Returned: $cmdres\n";
             return $errorreturncode;
         }