From 78189b84e8cb5ab23716d25d21b7683076c2d4a0 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Fri, 9 Jun 2006 02:17:20 +0000
Subject: [PATCH] don't try to change interface settings if <group>_proto is
 unset or 'none' (#504)

SVN-Revision: 3924
---
 openwrt/package/base-files/default/sbin/ifup | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/openwrt/package/base-files/default/sbin/ifup b/openwrt/package/base-files/default/sbin/ifup
index 686ef64962..8bb56a5c5c 100755
--- a/openwrt/package/base-files/default/sbin/ifup
+++ b/openwrt/package/base-files/default/sbin/ifup
@@ -5,6 +5,9 @@ type=$1
 debug "### ifup $type ###"
 
 if_proto=$(nvram get ${type}_proto)
+case "$if_proto" in
+	none|"")exit;;
+esac
 if=$(nvram get ${type}_ifname)
 [ "${if%%[0-9]}" = "ppp" ] && if=$(nvram get ${type}_device)
 
-- 
2.30.2