98_SVG.pm: fix WARNING (Forum #119925)

git-svn-id: https://svn.fhem.de/fhem/trunk@24097 2b470e98-0d58-463d-a4d8-8e2adae1ed80
This commit is contained in:
rudolfkoenig
2021-03-27 14:56:15 +00:00
parent fdf7c2a05d
commit 4903d156e9

View File

@@ -169,7 +169,8 @@ sub
SVG_Attr($$$$)
{
my ($parent, $dev, $attr, $default) = @_;
my $val = AttrVal($dev, $attr, undef);
my $val;
$val = AttrVal($dev, $attr, undef) if($dev);
return $val if(defined($val));
return AttrVal($parent, $attr, $default);
}