From f1eda43e735ccdf79f0d7b8bf9def58bf2462b86 Mon Sep 17 00:00:00 2001
From: Jo-Philipp Wich <jow@openwrt.org>
Date: Sat, 15 Sep 2012 12:50:55 +0000
Subject: [PATCH] netifd: prevent error in ifup if no /etc/config/wireless
 exists, properly handle wifi-iface sections which are part of multiple
 networks

SVN-Revision: 33425
---
 package/netifd/files/sbin/ifup | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/package/netifd/files/sbin/ifup b/package/netifd/files/sbin/ifup
index 0d2a3ca107..e6dbb35417 100755
--- a/package/netifd/files/sbin/ifup
+++ b/package/netifd/files/sbin/ifup
@@ -50,7 +50,7 @@ else
 	if_call "network.interface.$1"
 fi
 
-if [ -n "$setup_wifi" ] && grep -q config /etc/config/wireless; then
+if [ -n "$setup_wifi" ] && grep -sq config /etc/config/wireless; then
 	. /lib/functions.sh
 
 	find_related_radios() {
@@ -58,8 +58,12 @@ if [ -n "$setup_wifi" ] && grep -q config /etc/config/wireless; then
 		config_get wdev "$1" device
 		config_get wnet "$1" network
 
-		if [ -n "$wdev" ] && [ "$wnet" = "$network" ]; then
-			append radio_devs "$wdev" "$N"
+		if [ -n "$wdev" ]; then
+			for wnet in $wnet; do
+				if [ "$wnet" = "$network" ]; then
+					append radio_devs "$wdev" "$N"
+				fi
+			done
 		fi
 	}