gen_id 516 net/netfilter/nfnetlink.c u32 gen_id = 0; gen_id 533 net/netfilter/nfnetlink.c gen_id = ntohl(nla_get_be32(cda[NFNL_BATCH_GENID])); gen_id 543 net/netfilter/nfnetlink.c nfnetlink_rcv_batch(skb, nlh, res_id, gen_id);