446 		struct tcp_sock *newtp = tcp_sk(newsk);  in tcp_create_openreq_child()  local
449 		newtp->pred_flags = 0;  in tcp_create_openreq_child()
451 		newtp->rcv_wup = newtp->copied_seq =  in tcp_create_openreq_child()
452 		newtp->rcv_nxt = treq->rcv_isn + 1;  in tcp_create_openreq_child()
454 		newtp->snd_sml = newtp->snd_una =  in tcp_create_openreq_child()
455 		newtp->snd_nxt = newtp->snd_up = treq->snt_isn + 1;  in tcp_create_openreq_child()
457 		tcp_prequeue_init(newtp);  in tcp_create_openreq_child()
458 		INIT_LIST_HEAD(&newtp->tsq_node);  in tcp_create_openreq_child()
460 		tcp_init_wl(newtp, treq->rcv_isn);  in tcp_create_openreq_child()
462 		newtp->srtt_us = 0;  in tcp_create_openreq_child()
463 		newtp->mdev_us = jiffies_to_usecs(TCP_TIMEOUT_INIT);  in tcp_create_openreq_child()
466 		newtp->packets_out = 0;  in tcp_create_openreq_child()
467 		newtp->retrans_out = 0;  in tcp_create_openreq_child()
468 		newtp->sacked_out = 0;  in tcp_create_openreq_child()
469 		newtp->fackets_out = 0;  in tcp_create_openreq_child()
470 		newtp->snd_ssthresh = TCP_INFINITE_SSTHRESH;  in tcp_create_openreq_child()
471 		tcp_enable_early_retrans(newtp);  in tcp_create_openreq_child()
472 		newtp->tlp_high_seq = 0;  in tcp_create_openreq_child()
473 		newtp->lsndtime = treq->snt_synack;  in tcp_create_openreq_child()
474 		newtp->last_oow_ack_time = 0;  in tcp_create_openreq_child()
475 		newtp->total_retrans = req->num_retrans;  in tcp_create_openreq_child()
482 		newtp->snd_cwnd = TCP_INIT_CWND;  in tcp_create_openreq_child()
483 		newtp->snd_cwnd_cnt = 0;  in tcp_create_openreq_child()
486 		__skb_queue_head_init(&newtp->out_of_order_queue);  in tcp_create_openreq_child()
487 		newtp->write_seq = newtp->pushed_seq = treq->snt_isn + 1;  in tcp_create_openreq_child()
489 		newtp->rx_opt.saw_tstamp = 0;  in tcp_create_openreq_child()
491 		newtp->rx_opt.dsack = 0;  in tcp_create_openreq_child()
492 		newtp->rx_opt.num_sacks = 0;  in tcp_create_openreq_child()
494 		newtp->urg_data = 0;  in tcp_create_openreq_child()
498 						       keepalive_time_when(newtp));  in tcp_create_openreq_child()
500 		newtp->rx_opt.tstamp_ok = ireq->tstamp_ok;  in tcp_create_openreq_child()
501 		if ((newtp->rx_opt.sack_ok = ireq->sack_ok) != 0) {  in tcp_create_openreq_child()
503 				tcp_enable_fack(newtp);  in tcp_create_openreq_child()
505 		newtp->window_clamp = req->window_clamp;  in tcp_create_openreq_child()
506 		newtp->rcv_ssthresh = req->rcv_wnd;  in tcp_create_openreq_child()
507 		newtp->rcv_wnd = req->rcv_wnd;  in tcp_create_openreq_child()
508 		newtp->rx_opt.wscale_ok = ireq->wscale_ok;  in tcp_create_openreq_child()
509 		if (newtp->rx_opt.wscale_ok) {  in tcp_create_openreq_child()
510 			newtp->rx_opt.snd_wscale = ireq->snd_wscale;  in tcp_create_openreq_child()
511 			newtp->rx_opt.rcv_wscale = ireq->rcv_wscale;  in tcp_create_openreq_child()
513 			newtp->rx_opt.snd_wscale = newtp->rx_opt.rcv_wscale = 0;  in tcp_create_openreq_child()
514 			newtp->window_clamp = min(newtp->window_clamp, 65535U);  in tcp_create_openreq_child()
516 		newtp->snd_wnd = (ntohs(tcp_hdr(skb)->window) <<  in tcp_create_openreq_child()
517 				  newtp->rx_opt.snd_wscale);  in tcp_create_openreq_child()
518 		newtp->max_window = newtp->snd_wnd;  in tcp_create_openreq_child()
520 		if (newtp->rx_opt.tstamp_ok) {  in tcp_create_openreq_child()
521 			newtp->rx_opt.ts_recent = req->ts_recent;  in tcp_create_openreq_child()
522 			newtp->rx_opt.ts_recent_stamp = get_seconds();  in tcp_create_openreq_child()
523 			newtp->tcp_header_len = sizeof(struct tcphdr) + TCPOLEN_TSTAMP_ALIGNED;  in tcp_create_openreq_child()
525 			newtp->rx_opt.ts_recent_stamp = 0;  in tcp_create_openreq_child()
526 			newtp->tcp_header_len = sizeof(struct tcphdr);  in tcp_create_openreq_child()
528 		newtp->tsoffset = 0;  in tcp_create_openreq_child()
530 		newtp->md5sig_info = NULL;	/*XXX*/  in tcp_create_openreq_child()
531 		if (newtp->af_specific->md5_lookup(sk, newsk))  in tcp_create_openreq_child()
532 			newtp->tcp_header_len += TCPOLEN_MD5SIG_ALIGNED;  in tcp_create_openreq_child()
534 		if (skb->len >= TCP_MSS_DEFAULT + newtp->tcp_header_len)  in tcp_create_openreq_child()
535 			newicsk->icsk_ack.last_seg_size = skb->len - newtp->tcp_header_len;  in tcp_create_openreq_child()
536 		newtp->rx_opt.mss_clamp = req->mss;  in tcp_create_openreq_child()
537 		tcp_ecn_openreq_child(newtp, req);  in tcp_create_openreq_child()
538 		newtp->fastopen_rsk = NULL;  in tcp_create_openreq_child()
539 		newtp->syn_data_acked = 0;  in tcp_create_openreq_child()