silence warning

diff --git a/FS/FS/cdr.pm b/FS/FS/cdr.pm
index cd14165..fce7a14 100644 (file)
--- a/FS/FS/cdr.pm
+++ b/FS/FS/cdr.pm
@@ -368,7 +368,7 @@ to inspect other field.
 sub is_tollfree {
   my $self = shift;
   my $field = scalar(@_) ? shift : 'dst';
-  my $country = $conf->config('tollfree-country');
+  my $country = $conf->config('tollfree-country') || '';
   if ( $country eq 'AU' ) { 
     ( $self->$field() =~ /^(\+?61)?1800/ ) ? 1 : 0;
   } elsif ( $country eq 'NZ' ) {