Added a tiny bit of bulletproofing.

diff --git a/buglist.cgi b/buglist.cgi
index 196357804572b9cfbf41b473635863705704037c..a8c10d1c29a9c52a980404c247d4bc2d2eb5f074 100755 (executable)
--- a/buglist.cgi
+++ b/buglist.cgi
@@ -456,7 +456,7 @@ $fields =~ s/[&?]cmdtype=[^&]*//g;
 
 my $oldorder;
 
-if (defined $::FORM{'order'}) {
+if (defined $::FORM{'order'} && trim($::FORM{'order'}) ne "") {
     $oldorder = url_quote(", $::FORM{'order'}");
 } else {
     $oldorder = "";