make it easier to use netifd-proto.sh as a library

diff --git a/dummy/netifd-proto.sh b/dummy/netifd-proto.sh
index 104edc7b6b55fad89c0f1504716daba288541244..2fbfd4e6d51985b0db2cbe43086514efb26e58e7 100755 (executable)
--- a/dummy/netifd-proto.sh
+++ b/dummy/netifd-proto.sh
@@ -38,9 +38,6 @@ _proto_do_setup() {
 
 proto="$1"; shift
 cmd="$1"; shift
-interface="$1"; shift
-data="$1"; shift
-ifname="$1"; shift
 
 case "$cmd" in
        dump)
@@ -61,7 +58,11 @@ case "$cmd" in
                        json_dump
                }
        ;;
-       *)
+       setup|teardown)
+               interface="$1"; shift
+               data="$1"; shift
+               ifname="$1"; shift
+
                add_protocol() {
                        [[ "$proto" == "$1" ]] || return 0