netifd: fix default ORO-setting for 6rd

[openwrt/svn-archive/archive.git] / package / network / config / netifd / files / lib / netifd / proto / dhcp.sh

diff --git a/package/network/config/netifd/files/lib/netifd/proto/dhcp.sh b/package/network/config/netifd/files/lib/netifd/proto/dhcp.sh
index 6668b49c21523400006296262594b2349463901a..d4c483d69055a88c6a676b82921986d95880bed9 100755 (executable)
--- a/package/network/config/netifd/files/lib/netifd/proto/dhcp.sh
+++ b/package/network/config/netifd/files/lib/netifd/proto/dhcp.sh
@@ -40,7 +40,7 @@ proto_dhcp_setup() {
        [ "$broadcast" = 1 ] && broadcast="-B" || broadcast=
        [ -n "$clientid" ] && clientid="-x 0x3d:${clientid//:/}" || clientid="-C"
        [ -n "$iface6rd" ] && proto_export "IFACE6RD=$iface6rd"
-       [ -n "$iface6rd" ] && append dhcpopts "-O 212"
+       [ "$iface6rd" != 0 -a -f /lib/netifd/proto/6rd.sh ] && append dhcpopts "-O 212"
        [ -n "$zone6rd" ] && proto_export "ZONE6RD=$zone6rd"
        [ -n "$zone" ] && proto_export "ZONE=$zone"
        [ -n "$mtu6rd" ] && proto_export "MTU6RD=$mtu6rd"