30_LIGHTIFY.pm: fix for nr_lighths == 0

git-svn-id: https://svn.fhem.de/fhem/trunk@10427 2b470e98-0d58-463d-a4d8-8e2adae1ed80
2016-01-09 14:10:53 +00:00
parent f011b33575
commit 91d3b78833
1 changed files with 2 additions and 0 deletions
--- a/fhem/FHEM/30_LIGHTIFY.pm
+++ b/fhem/FHEM/30_LIGHTIFY.pm
@@ -412,6 +412,8 @@ LIGHTIFY_Parse($$)
    my $size = length($hex)/2;
    my $nr_lights = hex(substr($hex,2*9,2*1));

+    return undef if( !$nr_lights );
+
    my $offset = ($size-11) / $nr_lights;

    my $autocreated = 0;