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-rw-r--r--cgi/index.pl5
1 files changed, 4 insertions, 1 deletions
diff --git a/cgi/index.pl b/cgi/index.pl
index 118df7d..8ddd0b9 100644
--- a/cgi/index.pl
+++ b/cgi/index.pl
@@ -76,9 +76,12 @@ sub handle_request {
my $no_lines = $self->param('no_lines');
my $frontend = $self->param('frontend') // 'png';
+ my $errstr;
- my (undef, $errstr) = get_results( $self->param('backend') // $default{backend},
+ if ($city and $stop) {
+ (undef, $errstr) = get_results( $self->param('backend') // $default{backend},
$city, $stop);
+ }
if ( not $no_lines or $no_lines < 1 or $no_lines > 40 ) {
$no_lines = $default{no_lines};