From af82471525ca97845f0c1550a4203a15d9402995 Mon Sep 17 00:00:00 2001
From: Jo-Philipp Wich <jow@openwrt.org>
Date: Wed, 30 Mar 2011 20:29:17 +0000
Subject: firewall: prevent duplicate values in interface state vars

SVN-Revision: 26382
---
 package/firewall/Makefile                    | 2 +-
 package/firewall/files/lib/core_interface.sh | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

(limited to 'package')

diff --git a/package/firewall/Makefile b/package/firewall/Makefile
index 15237ff8f4..ea407f081b 100644
--- a/package/firewall/Makefile
+++ b/package/firewall/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 PKG_NAME:=firewall
 
 PKG_VERSION:=2
-PKG_RELEASE:=23
+PKG_RELEASE:=24
 
 include $(INCLUDE_DIR)/package.mk
 
diff --git a/package/firewall/files/lib/core_interface.sh b/package/firewall/files/lib/core_interface.sh
index aff6641807..ed6a4b150f 100644
--- a/package/firewall/files/lib/core_interface.sh
+++ b/package/firewall/files/lib/core_interface.sh
@@ -4,7 +4,10 @@ fw__uci_state_add() {
 	local var="$1"
 	local item="$2"
 
-	local val="$(uci_get_state firewall core $var)"
+	local val=" $(uci_get_state firewall core $var) "
+	val="${val// $item / }"
+	val="${val# }"
+	val="${val% }"
 	uci_set_state firewall core $var "${val:+$val }$item"
 }
 
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