bpf_iter_init_seq_net
extern int bpf_iter_init_seq_net(void *priv_data, struct bpf_iter_aux_info *aux);
err = bpf_iter_init_seq_net(priv_data, aux);
ret = bpf_iter_init_seq_net(priv_data, aux);
.init_seq_private = bpf_iter_init_seq_net,
.init_seq_private = bpf_iter_init_seq_net,
err = bpf_iter_init_seq_net(priv_data, aux);