From 390b2e6dcaf1b3a5f0ef17c1c0282f8d8645e500 Mon Sep 17 00:00:00 2001
From: Jo-Philipp Wich <jow@openwrt.org>
Date: Wed, 19 May 2010 01:55:46 +0000
Subject: [package] firewall: implement disable_ipv6 uci option

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21503 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/firewall/files/lib/fw.sh | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'package/firewall/files/lib/fw.sh')

diff --git a/package/firewall/files/lib/fw.sh b/package/firewall/files/lib/fw.sh
index 72aa37c5bf..1dd5227c16 100644
--- a/package/firewall/files/lib/fw.sh
+++ b/package/firewall/files/lib/fw.sh
@@ -72,7 +72,7 @@ fw__exec() { # <action> <family> <table> <chain> <target> <position> { <rules> }
 		if [ $tab == '-' ]; then
 			type $app > /dev/null 2> /dev/null
 			fw__rc $(($? & 1))
-			return 
+			return
 		fi
 		local mod
 		eval "mod=\$FW_${fam}_${tab}"
@@ -85,7 +85,7 @@ fw__exec() { # <action> <family> <table> <chain> <target> <position> { <rules> }
 			6) mod=ip6table_${tab} ;;
 			*) mod=. ;;
 		esac
-		grep "^${mod} " /proc/modules > /dev/null
+		grep -q "^${mod} " /proc/modules
 		mod=$?
 		export FW_${fam}_${tab}=$mod
 		fw__rc $mod
@@ -100,8 +100,8 @@ fw__exec() { # <action> <family> <table> <chain> <target> <position> { <rules> }
 	local app=
 	local pol=
 	case "$fam" in
-		4) app=iptables ;;
-		6) app=ip6tables ;;
+		4) [ $FW_DISABLE_IPV4 == 0 ] && app=iptables  || return ;;
+		6) [ $FW_DISABLE_IPV6 == 0 ] && app=ip6tables || return ;;
 		i) fw__dualip "$@"; return ;;
 		I) fw__autoip "$@"; return ;;
 		e) app=ebtables ;;
-- 
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