2532 	struct TCP_Server_Info *tcp_ses = NULL;  in cifs_get_tcp_session()  local
2538 	tcp_ses = cifs_find_tcp_session(volume_info);  in cifs_get_tcp_session()
2539 	if (tcp_ses)  in cifs_get_tcp_session()
2540 		return tcp_ses;  in cifs_get_tcp_session()
2542 	tcp_ses = kzalloc(sizeof(struct TCP_Server_Info), GFP_KERNEL);  in cifs_get_tcp_session()
2543 	if (!tcp_ses) {  in cifs_get_tcp_session()
2548 	tcp_ses->ops = volume_info->ops;  in cifs_get_tcp_session()
2549 	tcp_ses->vals = volume_info->vals;  in cifs_get_tcp_session()
2550 	cifs_set_net_ns(tcp_ses, get_net(current->nsproxy->net_ns));  in cifs_get_tcp_session()
2551 	tcp_ses->hostname = extract_hostname(volume_info->UNC);  in cifs_get_tcp_session()
2552 	if (IS_ERR(tcp_ses->hostname)) {  in cifs_get_tcp_session()
2553 		rc = PTR_ERR(tcp_ses->hostname);  in cifs_get_tcp_session()
2557 	tcp_ses->noblockcnt = volume_info->rootfs;  in cifs_get_tcp_session()
2558 	tcp_ses->noblocksnd = volume_info->noblocksnd || volume_info->rootfs;  in cifs_get_tcp_session()
2559 	tcp_ses->noautotune = volume_info->noautotune;  in cifs_get_tcp_session()
2560 	tcp_ses->tcp_nodelay = volume_info->sockopt_tcp_nodelay;  in cifs_get_tcp_session()
2561 	tcp_ses->rdma = volume_info->rdma;  in cifs_get_tcp_session()
2562 	tcp_ses->in_flight = 0;  in cifs_get_tcp_session()
2563 	tcp_ses->max_in_flight = 0;  in cifs_get_tcp_session()
2564 	tcp_ses->credits = 1;  in cifs_get_tcp_session()
2565 	init_waitqueue_head(&tcp_ses->response_q);  in cifs_get_tcp_session()
2566 	init_waitqueue_head(&tcp_ses->request_q);  in cifs_get_tcp_session()
2567 	INIT_LIST_HEAD(&tcp_ses->pending_mid_q);  in cifs_get_tcp_session()
2568 	mutex_init(&tcp_ses->srv_mutex);  in cifs_get_tcp_session()
2569 	memcpy(tcp_ses->workstation_RFC1001_name,  in cifs_get_tcp_session()
2571 	memcpy(tcp_ses->server_RFC1001_name,  in cifs_get_tcp_session()
2573 	tcp_ses->session_estab = false;  in cifs_get_tcp_session()
2574 	tcp_ses->sequence_number = 0;  in cifs_get_tcp_session()
2575 	tcp_ses->reconnect_instance = 1;  in cifs_get_tcp_session()
2576 	tcp_ses->lstrp = jiffies;  in cifs_get_tcp_session()
2577 	tcp_ses->compress_algorithm = cpu_to_le16(volume_info->compression);  in cifs_get_tcp_session()
2578 	spin_lock_init(&tcp_ses->req_lock);  in cifs_get_tcp_session()
2579 	INIT_LIST_HEAD(&tcp_ses->tcp_ses_list);  in cifs_get_tcp_session()
2580 	INIT_LIST_HEAD(&tcp_ses->smb_ses_list);  in cifs_get_tcp_session()
2581 	INIT_DELAYED_WORK(&tcp_ses->echo, cifs_echo_request);  in cifs_get_tcp_session()
2582 	INIT_DELAYED_WORK(&tcp_ses->reconnect, smb2_reconnect_server);  in cifs_get_tcp_session()
2583 	mutex_init(&tcp_ses->reconnect_mutex);  in cifs_get_tcp_session()
2584 	memcpy(&tcp_ses->srcaddr, &volume_info->srcaddr,  in cifs_get_tcp_session()
2585 	       sizeof(tcp_ses->srcaddr));  in cifs_get_tcp_session()
2586 	memcpy(&tcp_ses->dstaddr, &volume_info->dstaddr,  in cifs_get_tcp_session()
2587 		sizeof(tcp_ses->dstaddr));  in cifs_get_tcp_session()
2589 		memcpy(tcp_ses->client_guid, volume_info->client_guid,  in cifs_get_tcp_session()
2592 		generate_random_uuid(tcp_ses->client_guid);  in cifs_get_tcp_session()
2598 	tcp_ses->tcpStatus = CifsNew;  in cifs_get_tcp_session()
2599 	++tcp_ses->srv_count;  in cifs_get_tcp_session()
2603 		tcp_ses->echo_interval = volume_info->echo_interval * HZ;  in cifs_get_tcp_session()
2605 		tcp_ses->echo_interval = SMB_ECHO_INTERVAL_DEFAULT * HZ;  in cifs_get_tcp_session()
2606 	if (tcp_ses->rdma) {  in cifs_get_tcp_session()
2612 		tcp_ses->smbd_conn = smbd_get_connection(  in cifs_get_tcp_session()
2613 			tcp_ses, (struct sockaddr *)&volume_info->dstaddr);  in cifs_get_tcp_session()
2614 		if (tcp_ses->smbd_conn) {  in cifs_get_tcp_session()
2623 	rc = ip_connect(tcp_ses);  in cifs_get_tcp_session()
2634 	tcp_ses->tsk = kthread_run(cifs_demultiplex_thread,  in cifs_get_tcp_session()
2635 				  tcp_ses, "cifsd");  in cifs_get_tcp_session()
2636 	if (IS_ERR(tcp_ses->tsk)) {  in cifs_get_tcp_session()
2637 		rc = PTR_ERR(tcp_ses->tsk);  in cifs_get_tcp_session()
2642 	tcp_ses->min_offload = volume_info->min_offload;  in cifs_get_tcp_session()
2643 	tcp_ses->tcpStatus = CifsNeedNegotiate;  in cifs_get_tcp_session()
2646 		tcp_ses->max_credits = SMB2_MAX_CREDITS_AVAILABLE;  in cifs_get_tcp_session()
2648 		tcp_ses->max_credits = volume_info->max_credits;  in cifs_get_tcp_session()
2650 	tcp_ses->nr_targets = 1;  in cifs_get_tcp_session()
2651 	tcp_ses->ignore_signature = volume_info->ignore_signature;  in cifs_get_tcp_session()
2654 	list_add(&tcp_ses->tcp_ses_list, &cifs_tcp_ses_list);  in cifs_get_tcp_session()
2657 	cifs_fscache_get_client_cookie(tcp_ses);  in cifs_get_tcp_session()
2660 	queue_delayed_work(cifsiod_wq, &tcp_ses->echo, tcp_ses->echo_interval);  in cifs_get_tcp_session()
2662 	return tcp_ses;  in cifs_get_tcp_session()
2665 	cifs_crypto_secmech_release(tcp_ses);  in cifs_get_tcp_session()
2667 	put_net(cifs_net_ns(tcp_ses));  in cifs_get_tcp_session()
2670 	if (tcp_ses) {  in cifs_get_tcp_session()
2671 		if (!IS_ERR(tcp_ses->hostname))  in cifs_get_tcp_session()
2672 			kfree(tcp_ses->hostname);  in cifs_get_tcp_session()
2673 		if (tcp_ses->ssocket)  in cifs_get_tcp_session()
2674 			sock_release(tcp_ses->ssocket);  in cifs_get_tcp_session()
2675 		kfree(tcp_ses);  in cifs_get_tcp_session()