[PATCH 04/15] crypto/dpaa2_sec: fix length for chain fd in raw sec driver
Gagandeep Singh
g.singh at nxp.com
Thu Apr 21 14:00:32 CEST 2022
DPAA2 sec raw driver is calculating the wrong lengths while
creating the FD for chain.
This patch fixes lengths for chain FD.
Fixes: aa6ec1fd8443 ("crypto/dpaa2_sec: support authenc with raw buffer API")
Cc: stable at dpdk.org
Signed-off-by: Gagandeep Singh <g.singh at nxp.com>
---
drivers/crypto/dpaa2_sec/dpaa2_sec_raw_dp.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/crypto/dpaa2_sec/dpaa2_sec_raw_dp.c b/drivers/crypto/dpaa2_sec/dpaa2_sec_raw_dp.c
index 74f2045637..e68a4875dd 100644
--- a/drivers/crypto/dpaa2_sec/dpaa2_sec_raw_dp.c
+++ b/drivers/crypto/dpaa2_sec/dpaa2_sec_raw_dp.c
@@ -1,5 +1,5 @@
/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright 2021 NXP
+ * Copyright 2021-2022 NXP
*/
#include <cryptodev_pmd.h>
@@ -44,8 +44,8 @@ build_raw_dp_chain_fd(uint8_t *drv_ctx,
uint16_t auth_hdr_len = ofs.ofs.cipher.head -
ofs.ofs.auth.head;
- uint16_t auth_tail_len = ofs.ofs.auth.tail;
- uint32_t auth_only_len = (auth_tail_len << 16) | auth_hdr_len;
+ uint16_t auth_tail_len;
+ uint32_t auth_only_len;
int icv_len = sess->digest_length;
uint8_t *old_icv;
uint8_t *iv_ptr = iv->va;
@@ -55,6 +55,8 @@ build_raw_dp_chain_fd(uint8_t *drv_ctx,
cipher_len = data_len - ofs.ofs.cipher.head - ofs.ofs.cipher.tail;
auth_len = data_len - ofs.ofs.auth.head - ofs.ofs.auth.tail;
+ auth_tail_len = auth_len - cipher_len - auth_hdr_len;
+ auth_only_len = (auth_tail_len << 16) | auth_hdr_len;
/* first FLE entry used to store session ctxt */
fle = (struct qbman_fle *)rte_malloc(NULL,
FLE_SG_MEM_SIZE(2 * sgl->num),
@@ -104,6 +106,7 @@ build_raw_dp_chain_fd(uint8_t *drv_ctx,
DPAA2_SET_FLE_OFFSET(sge, 0);
sge->length = dest_sgl->vec[i].len;
}
+ sge->length -= ofs.ofs.cipher.tail;
} else {
/* Configure Output SGE for Encap/Decap */
DPAA2_SET_FLE_ADDR(sge, sgl->vec[0].iova);
@@ -117,6 +120,7 @@ build_raw_dp_chain_fd(uint8_t *drv_ctx,
DPAA2_SET_FLE_OFFSET(sge, 0);
sge->length = sgl->vec[i].len;
}
+ sge->length -= ofs.ofs.cipher.tail;
}
if (sess->dir == DIR_ENC) {
--
2.25.1
More information about the stable
mailing list