2325 	struct nfs4_client *unconf = NULL;  in nfsd4_exchange_id()  local
2407 	unconf  = find_unconfirmed_client_by_name(&exid->clname, nn);  in nfsd4_exchange_id()
2408 	if (unconf) /* case 4, possible retry or client restart */  in nfsd4_exchange_id()
2409 		unhash_client_locked(unconf);  in nfsd4_exchange_id()
2439 	if (unconf)  in nfsd4_exchange_id()
2440 		expire_client(unconf);  in nfsd4_exchange_id()
2583 	struct nfs4_client *conf, *unconf;  in nfsd4_create_session()  local
2611 	unconf = find_unconfirmed_client(&cr_ses->clientid, true, nn);  in nfsd4_create_session()
2613 	WARN_ON_ONCE(conf && unconf);  in nfsd4_create_session()
2628 	} else if (unconf) {  in nfsd4_create_session()
2629 		if (!same_creds(&unconf->cl_cred, &rqstp->rq_cred) ||  in nfsd4_create_session()
2630 		    !rpc_cmp_addr(sa, (struct sockaddr *) &unconf->cl_addr)) {  in nfsd4_create_session()
2635 		if (!mach_creds_match(unconf, rqstp))  in nfsd4_create_session()
2637 		cs_slot = &unconf->cl_cs_slot;  in nfsd4_create_session()
2644 		old = find_confirmed_client_by_name(&unconf->cl_name, nn);  in nfsd4_create_session()
2652 		move_to_confirmed(unconf);  in nfsd4_create_session()
2653 		conf = unconf;  in nfsd4_create_session()
3006 	struct nfs4_client *conf, *unconf;  in nfsd4_destroy_clientid()  local
3012 	unconf = find_unconfirmed_client(&dc->clientid, true, nn);  in nfsd4_destroy_clientid()
3014 	WARN_ON_ONCE(conf && unconf);  in nfsd4_destroy_clientid()
3025 	} else if (unconf)  in nfsd4_destroy_clientid()
3026 		clp = unconf;  in nfsd4_destroy_clientid()
3088 	struct nfs4_client	*unconf = NULL;  in nfsd4_setclientid()  local
3112 	unconf = find_unconfirmed_client_by_name(&clname, nn);  in nfsd4_setclientid()
3113 	if (unconf)  in nfsd4_setclientid()
3114 		unhash_client_locked(unconf);  in nfsd4_setclientid()
3132 	if (unconf)  in nfsd4_setclientid()
3133 		expire_client(unconf);  in nfsd4_setclientid()
3143 	struct nfs4_client *conf, *unconf;  in nfsd4_setclientid_confirm()  local
3155 	unconf = find_unconfirmed_client(clid, false, nn);  in nfsd4_setclientid_confirm()
3163 	if (unconf && !same_creds(&unconf->cl_cred, &rqstp->rq_cred))  in nfsd4_setclientid_confirm()
3168 	if (!unconf || !same_verf(&confirm, &unconf->cl_confirm)) {  in nfsd4_setclientid_confirm()
3169 		if (conf && !unconf) /* case 2: probable retransmit */  in nfsd4_setclientid_confirm()
3177 		old = unconf;  in nfsd4_setclientid_confirm()
3179 		nfsd4_change_callback(conf, &unconf->cl_cb_conn);  in nfsd4_setclientid_confirm()
3181 		old = find_confirmed_client_by_name(&unconf->cl_name, nn);  in nfsd4_setclientid_confirm()
3189 		move_to_confirmed(unconf);  in nfsd4_setclientid_confirm()
3190 		conf = unconf;  in nfsd4_setclientid_confirm()