328 		dev_dbg(ctrl->device, "%s: qid %d ctrl challenge %*ph\n",  in nvme_auth_set_dhchap_reply_data()
433 	u8 buf[4], *challenge = chap->c1;  in nvme_auth_dhchap_setup_host_response()  local
461 		challenge = kmalloc(chap->hash_len, GFP_KERNEL);  in nvme_auth_dhchap_setup_host_response()
462 		if (!challenge) {  in nvme_auth_dhchap_setup_host_response()
469 						    chap->c1, challenge,  in nvme_auth_dhchap_setup_host_response()
479 	ret = crypto_shash_update(shash, challenge, chap->hash_len);  in nvme_auth_dhchap_setup_host_response()
510 	if (challenge != chap->c1)  in nvme_auth_dhchap_setup_host_response()
511 		kfree(challenge);  in nvme_auth_dhchap_setup_host_response()
520 	u8 buf[4], *challenge = chap->c2;  in nvme_auth_dhchap_setup_ctrl_response()  local
539 		challenge = kmalloc(chap->hash_len, GFP_KERNEL);  in nvme_auth_dhchap_setup_ctrl_response()
540 		if (!challenge) {  in nvme_auth_dhchap_setup_ctrl_response()
547 						    chap->c2, challenge,  in nvme_auth_dhchap_setup_ctrl_response()
554 	dev_dbg(ctrl->device, "%s: qid %d challenge %*ph\n",  in nvme_auth_dhchap_setup_ctrl_response()
555 		__func__, chap->qid, (int)chap->hash_len, challenge);  in nvme_auth_dhchap_setup_ctrl_response()
564 	ret = crypto_shash_update(shash, challenge, chap->hash_len);  in nvme_auth_dhchap_setup_ctrl_response()
595 	if (challenge != chap->c2)  in nvme_auth_dhchap_setup_ctrl_response()
596 		kfree(challenge);  in nvme_auth_dhchap_setup_ctrl_response()
812 	/* DH-HMAC-CHAP Step 2: receive challenge */  in nvme_queue_auth_work()
813 	dev_dbg(ctrl->device, "%s: qid %d receive challenge\n",  in nvme_queue_auth_work()
821 			 "qid %d failed to receive challenge, %s %d\n",  in nvme_queue_auth_work()
836 		/* Invalid challenge parameters */  in nvme_queue_auth_work()