return -1;
 }
 
-static int tcf_sample_walker(struct net *net, struct sk_buff *skb,
-                            struct netlink_callback *cb, int type,
-                            const struct tc_action_ops *ops,
-                            struct netlink_ext_ack *extack)
-{
-       struct tc_action_net *tn = net_generic(net, act_sample_ops.net_id);
-
-       return tcf_generic_walker(tn, skb, cb, type, ops, extack);
-}
-
-static int tcf_sample_search(struct net *net, struct tc_action **a, u32 index)
-{
-       struct tc_action_net *tn = net_generic(net, act_sample_ops.net_id);
-
-       return tcf_idr_search(tn, a, index);
-}
-
 static void tcf_psample_group_put(void *priv)
 {
        struct psample_group *group = priv;
        .dump     = tcf_sample_dump,
        .init     = tcf_sample_init,
        .cleanup  = tcf_sample_cleanup,
-       .walk     = tcf_sample_walker,
-       .lookup   = tcf_sample_search,
        .get_psample_group = tcf_sample_get_group,
        .offload_act_setup    = tcf_sample_offload_act_setup,
        .size     = sizeof(struct tcf_sample),