[dpdk-stable] patch 'crypto/qat: fix NULL authentication hang' has been queued to LTS release 16.11.3

[Yuanhan Liu]

Hi,

FYI, your patch has been queued to LTS release 16.11.3

Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet.
It will be pushed if I get no objections before 07/27/17. So please
shout if anyone has objections.

Thanks.

	--yliu

---
>From 6ec178f32e12ec95885936593edc7eaa5abe05eb Mon Sep 17 00:00:00 2001
From: Arek Kusztal <arkadiuszx.kusztal at intel.com>
Date: Fri, 21 Apr 2017 09:11:30 +0100
Subject: [PATCH] crypto/qat: fix NULL authentication hang

[ upstream commit 426dc9e3018dcdb0db9b2c58405d9ee5f28b0b00 ]

To avoid a possible HW problem when dealing with
NULL authentication case, the state sizes
in the request descriptor are set.

Fixes: db0e952a5c01 ("crypto/qat: add NULL capability")

Signed-off-by: Arek Kusztal <arkadiuszx.kusztal at intel.com>
Acked-by: Fiona Trahe <fiona.trahe at intel.com>
---
 drivers/crypto/qat/qat_adf/qat_algs_build_desc.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/crypto/qat/qat_adf/qat_algs_build_desc.c b/drivers/crypto/qat/qat_adf/qat_algs_build_desc.c
index 8900668..1c4b184 100644
--- a/drivers/crypto/qat/qat_adf/qat_algs_build_desc.c
+++ b/drivers/crypto/qat/qat_adf/qat_algs_build_desc.c
@@ -99,6 +99,9 @@ static int qat_hash_get_state1_size(enum icp_qat_hw_auth_algo qat_hash_alg)
 	case ICP_QAT_HW_AUTH_ALGO_KASUMI_F9:
 		return QAT_HW_ROUND_UP(ICP_QAT_HW_KASUMI_F9_STATE1_SZ,
 						QAT_HW_DEFAULT_ALIGNMENT);
+	case ICP_QAT_HW_AUTH_ALGO_NULL:
+		return QAT_HW_ROUND_UP(ICP_QAT_HW_NULL_STATE1_SZ,
+						QAT_HW_DEFAULT_ALIGNMENT);
 	case ICP_QAT_HW_AUTH_ALGO_DELIMITER:
 		/* return maximum state1 size in this case */
 		return QAT_HW_ROUND_UP(ICP_QAT_HW_SHA512_STATE1_SZ,
@@ -761,6 +764,9 @@ int qat_alg_aead_session_create_content_desc_auth(struct qat_session *cdesc,
 		state2_size = ICP_QAT_HW_MD5_STATE2_SZ;
 		break;
 	case ICP_QAT_HW_AUTH_ALGO_NULL:
+		state1_size = qat_hash_get_state1_size(
+				ICP_QAT_HW_AUTH_ALGO_NULL);
+		state2_size = ICP_QAT_HW_NULL_STATE2_SZ;
 		break;
 	case ICP_QAT_HW_AUTH_ALGO_KASUMI_F9:
 		state1_size = qat_hash_get_state1_size(
-- 
2.7.4