271 	u8 *challenge = req->sq->dhchap_c1, *host_response;  in nvmet_auth_host_hash()  local
307 		challenge = kmalloc(shash_len, GFP_KERNEL);  in nvmet_auth_host_hash()
308 		if (!challenge) {  in nvmet_auth_host_hash()
316 						    challenge, shash_len);  in nvmet_auth_host_hash()
335 	ret = crypto_shash_update(shash, challenge, shash_len);  in nvmet_auth_host_hash()
367 	if (challenge != req->sq->dhchap_c1)  in nvmet_auth_host_hash()
368 		kfree(challenge);  in nvmet_auth_host_hash()
383 	u8 *challenge = req->sq->dhchap_c2, *ctrl_response;  in nvmet_auth_ctrl_hash()  local
420 		challenge = kmalloc(shash_len, GFP_KERNEL);  in nvmet_auth_ctrl_hash()
421 		if (!challenge) {  in nvmet_auth_ctrl_hash()
429 						    challenge, shash_len);  in nvmet_auth_ctrl_hash()
445 	ret = crypto_shash_update(shash, challenge, shash_len);  in nvmet_auth_ctrl_hash()
477 	if (challenge != req->sq->dhchap_c2)  in nvmet_auth_ctrl_hash()
478 		kfree(challenge);  in nvmet_auth_ctrl_hash()