www: improve topic view by scanning for ghosts

This should help avoid having too many fake top-level
messages in the topic view since we only have a partial
window for threading results.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/PublicInbox/SearchMsg.pm b/lib/PublicInbox/SearchMsg.pm
index 28c2037b..d41d2439 100644
--- a/lib/PublicInbox/SearchMsg.pm
+++ b/lib/PublicInbox/SearchMsg.pm
@@ -35,7 +35,7 @@ sub get_val ($$) {
 
 sub load_doc {
         my ($class, $doc) = @_;
-        my $data = $doc->get_data;
+        my $data = $doc->get_data or return;
         my $ts = get_val($doc, &PublicInbox::Search::TS);
         utf8::decode($data);
         my ($subj, $from, $refs, $to, $cc) = split(/\n/, $data);