firewall: rules.pl: Remove unused variable $time_constraints.

diff --git a/config/firewall/rules.pl b/config/firewall/rules.pl
index 2c692cc..9b05e6a 100755 (executable)
--- a/config/firewall/rules.pl
+++ b/config/firewall/rules.pl
@@ -172,8 +172,6 @@ sub buildrules {
                # Collect all destinations.
                my @destinations = &get_addresses($hash, $key, "tgt");
 
-               my $time_constraints = "";
-
                # Check if logging should be enabled.
                my $LOG = ($$hash{$key}[17] eq 'ON');