From f61f5a81831fa2ed4221e9e41d992cfefba523d4 Mon Sep 17 00:00:00 2001
From: Tom Eastep <teastep@shorewall.net>
Date: Tue, 22 Jan 2013 09:07:07 -0800
Subject: [PATCH] Don't copy a chain that has a single RETURN rule.

Signed-off-by: Tom Eastep <teastep@shorewall.net>
---
 Shorewall/Perl/Shorewall/Chains.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Shorewall/Perl/Shorewall/Chains.pm b/Shorewall/Perl/Shorewall/Chains.pm
index 0db721966..6001737a6 100644
--- a/Shorewall/Perl/Shorewall/Chains.pm
+++ b/Shorewall/Perl/Shorewall/Chains.pm
@@ -2962,7 +2962,7 @@ sub optimize_level4( $$ ) {
 				# now on.
 				#
 				$chainref->{optflags} |= DONT_OPTIMIZE;
-			    } else {
+			    } elsif ( ! ( $chainref->{optflags} & DONT_MOVE ) ) {
 				#
 				# Replace references to this chain with the target and add the matches
 				#