From cedb7cb641711b542c83b8e26855d195366b9c53 Mon Sep 17 00:00:00 2001
From: markusbloch <markusbloch@2b470e98-0d58-463d-a4d8-8e2adae1ed80>
Date: Mon, 25 Feb 2013 22:27:48 +0000
Subject: [PATCH] deleting cachednr on fritzbox mode if no device number can be
 found

git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@2815 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 fhem/FHEM/73_PRESENCE.pm | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/fhem/FHEM/73_PRESENCE.pm b/fhem/FHEM/73_PRESENCE.pm
index c9727596c..81500a7dc 100755
--- a/fhem/FHEM/73_PRESENCE.pm
+++ b/fhem/FHEM/73_PRESENCE.pm
@@ -511,7 +511,7 @@ PRESENCE_DoLocalFritzBoxScan($)
     
     chomp $status;
 
-    return ($status == 0 ? "$name|$local|absent|$number" : "$name|$local|present|$number");
+    return ($status == 0 ? "$name|$local|absent" : "$name|$local|present").($number <= $max ? "|$number" : "");
 }
 
 sub
@@ -589,6 +589,10 @@ PRESENCE_ProcessLocalScan($)
  {
     $hash->{helper}{cachednr} = $a[3] if(($a[2] eq "present") || ($a[2] eq "absent")); 
  }
+ elsif($hash->{MODE} eq "fritzbox" and defined($hash->{helper}{cachednr}))
+ {
+    delete($hash->{helper}{cachednr});
+ }
  
  readingsBeginUpdate($hash);
  if($a[2] eq "present")