[dpdk-dev] [PATCH] crypto/qat: fix AES-GMAC length of data

Arek Kusztal arkadiuszx.kusztal at intel.com
Tue Jul 11 15:35:34 CEST 2017


Fix AES-GMAC length 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 at 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 7e04f21..6764553 100644
--- a/drivers/crypto/qat/qat_crypto.c
+++ b/drivers/crypto/qat/qat_crypto.c
@@ -1363,10 +1363,10 @@ qat_write_hw_desc_entry(struct rte_crypto_op *op, uint8_t *out_msg,
 		if (!do_aead) {
 			qat_req->comn_mid.dst_length =
 				qat_req->comn_mid.src_length =
-					rte_pktmbuf_data_len(op->sym->m_src);
+					op->sym->auth.data.length;
 			auth_param->u1.aad_adr = 0;
 			auth_param->auth_len = op->sym->auth.data.length;
-			auth_param->auth_off = op->sym->auth.data.offset;
+			auth_param->auth_off = 0;
 			auth_param->u2.aad_sz = 0;
 		}
 	}
-- 
2.1.0



More information about the dev mailing list