fix ppp related bug in the network scripts

git-svn-id: svn://svn.openwrt.org/openwrt/branches/buildroot-ng/openwrt@4437 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/base-files/default/lib/network/config.sh b/package/base-files/default/lib/network/config.sh
index 76db09d..163e42e 100755 (executable)
--- a/package/base-files/default/lib/network/config.sh
+++ b/package/base-files/default/lib/network/config.sh
@@ -13,7 +13,8 @@ find_config() {
                                config_get iface "$ifn" ifnames
                        ;;
                esac
-               for ifc in $iface; do
+               config_get device "$ifn" device
+               for ifc in ${device:-iface}; do
                        [ "$ifc" = "$1" ] && {
                                echo "$ifn"
                                return 0