From 92f5dab5e1c4e8ac0c54ce5378bd5867b87875e2 Mon Sep 17 00:00:00 2001
From: rudolfkoenig <>
Date: Sun, 7 Jun 2020 09:06:48 +0000
Subject: [PATCH] HttpUtils.pm: fix sysrite error checking (Forum #111888)

git-svn-id: https://svn.fhem.de/fhem/trunk@22132 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 fhem/FHEM/HttpUtils.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fhem/FHEM/HttpUtils.pm b/fhem/FHEM/HttpUtils.pm
index fdfd4f0b0..194273787 100644
--- a/fhem/FHEM/HttpUtils.pm
+++ b/fhem/FHEM/HttpUtils.pm
@@ -643,7 +643,7 @@ HttpUtils_Connect2($)
     $data = $hdr.(defined($data) ? $data:"");
     $hash->{directWriteFn} = sub($) { # Nonblocking write
       my $ret = syswrite $hash->{conn}, $data;
-      if($ret <= 0) {
+      if(!defined($ret) || $ret <= 0) {
         return if($! == EAGAIN);
         my $err = $!;
         RemoveInternalTimer(\%timerHash);