From 7d73d8896077761995d130f6ee43e163f70d348b Mon Sep 17 00:00:00 2001
From: hcs-svn <>
Date: Fri, 13 Mar 2015 17:32:16 +0000
Subject: [PATCH] 98_CustomReadings.pm: fixed the bug when the script returned
 zero

git-svn-id: https://svn.fhem.de/fhem/trunk/fhem@8204 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 FHEM/98_CustomReadings.pm | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/FHEM/98_CustomReadings.pm b/FHEM/98_CustomReadings.pm
index fd33bc994..b4835cc07 100644
--- a/FHEM/98_CustomReadings.pm
+++ b/FHEM/98_CustomReadings.pm
@@ -82,9 +82,9 @@ sub CustomReadings_read($)
       $isCombined = 0;
     }
     
-    my $value = 0;
+    my $value;
     if ($isCombined) {
-      $value = shift @combinedOutput;
+      $value = shift @combinedOutput; 
             
       if (!($value)) {  
         $value = 0;
@@ -96,7 +96,7 @@ sub CustomReadings_read($)
       $value = eval($definition[1]);
     }
     
-    if($value) {
+    if(defined $value) {
       $value =~ s/^\s+|\s+$//g;
     }
     else {