configDB - minor bugfix in update function

git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@6455 2b470e98-0d58-463d-a4d8-8e2adae1ed80

fhem/configDB.pm

@@ -309,10 +309,10 @@ sub cfgDB_FileUpdate($) {
 	$fhem_dbh->disconnect();
 	if($id) {
 		my $filesize = -s $filename;
-		_cfgDB_Fileimport($filename,$filesize,1) if $id;
+		_cfgDB_binFileimport($filename,$filesize,1) if $id;
 		Log 5, "file $filename updated in configDB";
 	}
-	return "";
+	return;
 }
 
 # read and execute fhemconfig and fhemstate