pptp: fix passing setup json variables to the ppp setup code

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@32035 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/pptp/files/pptp.sh b/package/pptp/files/pptp.sh
index 4ce39f6..911e0aa 100755 (executable)
--- a/package/pptp/files/pptp.sh
+++ b/package/pptp/files/pptp.sh
@@ -24,7 +24,7 @@ proto_pptp_setup() {
 
        serv_addr=
        for ip in $(resolveip -t 5 "$server"); do
-               proto_add_host_dependency "$config" "$server"
+               ( proto_add_host_dependency "$config" "$server" )
                serv_addr=1
        done
        [ -n "$serv_addr" ] || {