gitweb: Drop the href() params which keys are not in %mapping

diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index 1c8a2ebe1509a89e20a4794767d5f16796f20492..43b1600486c4c71c5004e42f918381110fec5224 100755 (executable)
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -285,7 +285,7 @@ (%)
        my $href = "$my_uri?";
        $href .= esc_param( join(";",
                map {
-                       "$mapping{$_}=$params{$_}" if defined $params{$_}
+                       defined $params{$_} ? "$mapping{$_}=$params{$_}" : ()
                } keys %params
        ) );