[dpdk-dev] [PATCH] qat: fix checks for 3gpp algorithms vs bit mode

[Dmitry Eremin-Solenikov]

QAT driver checks byte alignment for KASUMI/SNOW 3G/ZUC algorithms using
cipher/auth_param, which are not initialized at this moment yet. Use
operation params instead.

Signed-off-by: Dmitry Eremin-Solenikov <dmitry.ereminsolenikov at linaro.org>
---
 drivers/crypto/qat/qat_sym.c | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/drivers/crypto/qat/qat_sym.c b/drivers/crypto/qat/qat_sym.c
index 17d63eb1ee35..0ede2c23d54f 100644
--- a/drivers/crypto/qat/qat_sym.c
+++ b/drivers/crypto/qat/qat_sym.c
@@ -224,18 +224,16 @@ qat_sym_build_request(void *in_op, uint8_t *out_msg,
 			ctx->qat_cipher_alg ==
 				ICP_QAT_HW_CIPHER_ALGO_ZUC_3G_128_EEA3) {
 
-			if (unlikely(
-				(cipher_param->cipher_length % BYTE_LENGTH != 0)
-				 || (cipher_param->cipher_offset
-							% BYTE_LENGTH != 0))) {
+			cipher_len = op->sym->cipher.data.length >> 3;
+			cipher_ofs = op->sym->cipher.data.offset >> 3;
+
+			if (unlikely((cipher_len % BYTE_LENGTH != 0)
+				|| (cipher_ofs % BYTE_LENGTH != 0))) {
 				QAT_DP_LOG(ERR,
 		  "SNOW3G/KASUMI/ZUC in QAT PMD only supports byte aligned values");
 				op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
 				return -EINVAL;
 			}
-			cipher_len = op->sym->cipher.data.length >> 3;
-			cipher_ofs = op->sym->cipher.data.offset >> 3;
-
 		} else if (ctx->bpi_ctx) {
 			/* DOCSIS - only send complete blocks to device
 			 * Process any partial block using CFB mode.
@@ -260,15 +258,17 @@ qat_sym_build_request(void *in_op, uint8_t *out_msg,
 			ctx->qat_hash_alg == ICP_QAT_HW_AUTH_ALGO_KASUMI_F9 ||
 			ctx->qat_hash_alg ==
 				ICP_QAT_HW_AUTH_ALGO_ZUC_3G_128_EIA3) {
-			if (unlikely((auth_param->auth_off % BYTE_LENGTH != 0)
-				|| (auth_param->auth_len % BYTE_LENGTH != 0))) {
+
+			auth_ofs = op->sym->auth.data.offset >> 3;
+			auth_len = op->sym->auth.data.length >> 3;
+
+			if (unlikely((auth_off % BYTE_LENGTH != 0)
+				|| (auth_len % BYTE_LENGTH != 0))) {
 				QAT_DP_LOG(ERR,
 		"For SNOW3G/KASUMI/ZUC, QAT PMD only supports byte aligned values");
 				op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
 				return -EINVAL;
 			}
-			auth_ofs = op->sym->auth.data.offset >> 3;
-			auth_len = op->sym->auth.data.length >> 3;
 
 			auth_param->u1.aad_adr =
 					rte_crypto_op_ctophys_offset(op,
-- 
2.18.0