54 	int ret;  in ceph_x_encrypt()  local
56 	ret = ceph_encrypt2(secret, obuf + sizeof(u32), &len,  in ceph_x_encrypt()
58 	if (ret)  in ceph_x_encrypt()
59 		return ret;  in ceph_x_encrypt()
69 	int len, ret;  in ceph_x_decrypt()  local
83 	ret = ceph_decrypt2(secret, &head, &head_len, *obuf, &olen, *p, len);  in ceph_x_decrypt()
84 	if (ret)  in ceph_x_decrypt()
85 		return ret;  in ceph_x_decrypt()
158 	int ret;  in process_one_ticket()  local
171 		ret = PTR_ERR(th);  in process_one_ticket()
178 		ret = dlen;  in process_one_ticket()
190 	ret = ceph_crypto_key_decode(&new_session_key, &dp, dend);  in process_one_ticket()
191 	if (ret)  in process_one_ticket()
208 			ret = dlen;  in process_one_ticket()
224 	ret = ceph_decode_buffer(&new_ticket_blob, ptp, tpend);  in process_one_ticket()
225 	if (ret)  in process_one_ticket()
246 	return ret;  in process_one_ticket()
249 	ret = -EINVAL;  in process_one_ticket()
260 	int ret;  in ceph_x_proc_ticket_reply()  local
270 		ret = process_one_ticket(ac, secret, &p, end);  in ceph_x_proc_ticket_reply()
271 		if (ret)  in ceph_x_proc_ticket_reply()
272 			return ret;  in ceph_x_proc_ticket_reply()
289 	int ret;  in ceph_x_build_authorizer()  local
332 	ret = ceph_x_encrypt(&th->session_key, &msg_b, sizeof(msg_b),  in ceph_x_build_authorizer()
334 	if (ret < 0)  in ceph_x_build_authorizer()
336 	p += ret;  in ceph_x_build_authorizer()
346 	return ret;  in ceph_x_build_authorizer()
408 	int ret;  in ceph_x_build_request()  local
437 		ret = ceph_x_encrypt(&xi->secret, &tmp, sizeof(tmp),  in ceph_x_build_request()
439 		if (ret < 0)  in ceph_x_build_request()
440 			return ret;  in ceph_x_build_request()
444 		for (u = (u64 *)tmp_enc; u + 1 <= (u64 *)(tmp_enc + ret); u++)  in ceph_x_build_request()
451 		ret = ceph_x_encode_ticket(th, &p, end);  in ceph_x_build_request()
452 		if (ret < 0)  in ceph_x_build_request()
453 			return ret;  in ceph_x_build_request()
466 		ret = ceph_x_build_authorizer(ac, th, &xi->auth_authorizer);  in ceph_x_build_request()
467 		if (ret)  in ceph_x_build_request()
468 			return ret;  in ceph_x_build_request()
489 	int ret;  in ceph_x_handle_reply()  local
514 		ret = ceph_x_proc_ticket_reply(ac, &xi->secret,  in ceph_x_handle_reply()
522 		ret = ceph_x_proc_ticket_reply(ac, &th->session_key,  in ceph_x_handle_reply()
529 	if (ret)  in ceph_x_handle_reply()
530 		return ret;  in ceph_x_handle_reply()
542 	int ret;  in ceph_x_create_authorizer()  local
552 	ret = ceph_x_build_authorizer(ac, th, au);  in ceph_x_create_authorizer()
553 	if (ret) {  in ceph_x_create_authorizer()
555 		return ret;  in ceph_x_create_authorizer()
592 	int ret = 0;  in ceph_x_verify_authorizer_reply()  local
601 	ret = ceph_x_decrypt(&th->session_key, &p, end, &preply, sizeof(reply));  in ceph_x_verify_authorizer_reply()
602 	if (ret < 0)  in ceph_x_verify_authorizer_reply()
603 		return ret;  in ceph_x_verify_authorizer_reply()
604 	if (ret != sizeof(reply))  in ceph_x_verify_authorizer_reply()
608 		ret = -EPERM;  in ceph_x_verify_authorizer_reply()
610 		ret = 0;  in ceph_x_verify_authorizer_reply()
612 	     au->nonce, le64_to_cpu(reply.nonce_plus_one), ret);  in ceph_x_verify_authorizer_reply()
613 	return ret;  in ceph_x_verify_authorizer_reply()
686 	int ret;  in ceph_x_init()  local
689 	ret = -ENOMEM;  in ceph_x_init()
694 	ret = -EINVAL;  in ceph_x_init()
700 	ret = ceph_crypto_key_clone(&xi->secret, ac->key);  in ceph_x_init()
701 	if (ret < 0) {  in ceph_x_init()
702 		pr_err("cannot clone key: %d\n", ret);  in ceph_x_init()
717 	return ret;  in ceph_x_init()