From: cyrus <cyrus@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Sun, 19 Jan 2014 17:35:33 +0000 (+0000)
Subject: firewall: don't reload if there were no address or data changes
X-Git-Tag: fast2504n-3.10.28-merged~262
X-Git-Url: https://git.enpas.org/?a=commitdiff_plain;h=4f59c2a56269288f8ff3d98222f544b6d4540291;p=openwrt.git

firewall: don't reload if there were no address or data changes

This fixes packet loss due to reloading firewall every minute with IPv6
implementation of certain ISPs.

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39332 3c298f89-4303-0410-b956-a3cf2f4a3e73
---

diff --git a/package/network/config/firewall/files/firewall.hotplug b/package/network/config/firewall/files/firewall.hotplug
index e34dc635a6..f1eab001d4 100644
--- a/package/network/config/firewall/files/firewall.hotplug
+++ b/package/network/config/firewall/files/firewall.hotplug
@@ -1,6 +1,7 @@
 #!/bin/sh
 
 [ "$ACTION" = ifup -o "$ACTION" = ifupdate ] || exit 0
+[ "$ACTION" = ifupdate -a -z "$IFUPDATE_ADDRESSES" -a -z "$IFUPDATE_DATA" ] && exit 0
 
 /etc/init.d/firewall enabled || exit 0