fix pppoe init script

SVN-Revision: 1734

openwrt/package/ppp/files/ifup.pppoe

@@ -1,7 +1,7 @@
 #!/bin/sh
 [ $# = 0 ] && { echo "  $0 <group>"; exit; }
 . /etc/functions.sh
-. /etc/nvram.overrides
+. /etc/network.overrides
 [ -e /etc/config/network ] && . /etc/config/network
 type=$1
 
@@ -15,7 +15,7 @@ for module in slhc ppp_generic pppox pppoe; do
 done
 
 while :; do
-	IFNAME=nic-$(nvram get pppoe_ifname)
+  IFNAME=$(nvram get pppoe_ifname)
   USERNAME=$(nvram get ppp_username)
   PASSWORD=$(nvram get ppp_passwd)
   REDIAL=$(nvram get ppp_redialperiod)
@@ -38,5 +38,8 @@ while :; do
   	$MTU \
   	$IDLETIME \
   	$REDIAL \
-		$IFNAME
+  	nic-$IFNAME
+  
+  # Read settings again (might have changed)
+  [ -e /etc/config/network ] && . /etc/config/network
 done &