[dpdk-stable] [PATCH] crypto/qat: fix AES-GMAC length and offset of data

[dpdk-stable] [PATCH] crypto/qat: fix AES-GMAC length and offset of data

[Arek Kusztal]

Fix AES-GMAC length and offset of the data copied to the hardware
to avoid copying more data than necessary.

Fixes: 2fa64f840d65 ("crypto/qat: add GMAC capability")

Signed-off-by: Arek Kusztal <arkadiuszx.kusztal@intel.com>
---
 drivers/crypto/qat/qat_crypto.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/crypto/qat/qat_crypto.c b/drivers/crypto/qat/qat_crypto.c
index 386aa45..b3f8e6f 100644
--- a/drivers/crypto/qat/qat_crypto.c
+++ b/drivers/crypto/qat/qat_crypto.c
@@ -1162,12 +1162,12 @@ qat_write_hw_desc_entry(struct rte_crypto_op *op, uint8_t *out_msg,
 						op->sym->auth.aad.phys_addr;
 			qat_req->comn_mid.dst_length =
 				qat_req->comn_mid.src_length =
-					rte_pktmbuf_data_len(op->sym->m_src);
+						op->sym->auth.aad.length;
 			cipher_param->cipher_length = 0;
 			cipher_param->cipher_offset = 0;
 			auth_param->u1.aad_adr = 0;
 			auth_param->auth_len = op->sym->auth.aad.length;
-			auth_param->auth_off = op->sym->auth.data.offset;
+			auth_param->auth_off = 0;
 			auth_param->u2.aad_sz = 0;
 		}
 	}
-- 
2.1.0

Re: [dpdk-stable] [PATCH] crypto/qat: fix AES-GMAC length and offset of data

[Trahe, Fiona]

> -----Original Message-----
> From: Kusztal, ArkadiuszX
> Sent: Wednesday, July 12, 2017 9:17 AM
> To: stable@dpdk.org
> Cc: De Lara Guarch, Pablo <pablo.de.lara.guarch@intel.com>; Trahe, Fiona <fiona.trahe@intel.com>;
> Kusztal, ArkadiuszX <arkadiuszx.kusztal@intel.com>
> Subject: [PATCH] crypto/qat: fix AES-GMAC length and offset of data
> 
> Fix AES-GMAC length and offset of the data copied to the hardware
> to avoid copying more data than necessary.
> 
> Fixes: 2fa64f840d65 ("crypto/qat: add GMAC capability")
> 
> Signed-off-by: Arek Kusztal <arkadiuszx.kusztal@intel.com>
Acked-by: Fiona Trahe <fiona.trahe@intel.com>