Bugfix: Error message in inform when multi-channel hm device is created

git-svn-id: https://fhem.svn.sourceforge.net/svnroot/fhem/trunk/fhem@1177 2b470e98-0d58-463d-a4d8-8e2adae1ed80

fhem.pl

@@ -2124,6 +2124,7 @@ DoTrigger($$)
 
   ################
   # Inform
+  if($defs{$dev}{CHANGED}) {    # It gets deleted sometimes (?)
     $max = int(@{$defs{$dev}{CHANGED}}); # can be enriched in the notifies
     foreach my $c (keys %client) {        # Do client loop first, is cheaper
       next if(!$client{$c}{inform} || $client{$c}{inform} eq "raw");
@@ -2141,6 +2142,7 @@ DoTrigger($$)
           "$defs{$dev}{TYPE} $dev $state\n");
       }
     }
+  }
 
 
   ####################