about summary refs log tree commit homepage
path: root/lib/PublicInbox/MboxGz.pm
diff options
context:
space:
mode:
Diffstat (limited to 'lib/PublicInbox/MboxGz.pm')
-rw-r--r--lib/PublicInbox/MboxGz.pm3
1 files changed, 1 insertions, 2 deletions
diff --git a/lib/PublicInbox/MboxGz.pm b/lib/PublicInbox/MboxGz.pm
index fdd16f68..967af9c6 100644
--- a/lib/PublicInbox/MboxGz.pm
+++ b/lib/PublicInbox/MboxGz.pm
@@ -24,8 +24,7 @@ sub mbox_gz {
         $self->{cb} = $cb;
         $self->{base_url} = $self->{-inbox}->base_url($self->{env});
         $self->{gz} = PublicInbox::GzipFilter::gzip_or_die();
-        $fn = to_filename($fn // 'no-subject');
-        $fn = 'no-subject' if $fn eq '';
+        $fn = to_filename($fn // '') // 'no-subject';
         # http://www.iana.org/assignments/media-types/application/gzip
         bless $self, __PACKAGE__;
         my $res_hdr = [ 'Content-Type' => 'application/gzip',