[dpdk-dev v1] crypto/qat: fix of cipher offset and length assignment

[Kai Ji]

This patch fix the cipher offset and length values when convert
mbuf to vector chain for QAT build op.

Fixes: a815a04cea05 ("crypto/qat: support symmetric build op request")

Signed-off-by: Kai Ji <kai...@intel.com>
---
 drivers/crypto/qat/dev/qat_crypto_pmd_gens.h | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/crypto/qat/dev/qat_crypto_pmd_gens.h 
b/drivers/crypto/qat/dev/qat_crypto_pmd_gens.h
index 50a9c5ad5b..dc473e0624 100644
--- a/drivers/crypto/qat/dev/qat_crypto_pmd_gens.h
+++ b/drivers/crypto/qat/dev/qat_crypto_pmd_gens.h
@@ -395,12 +395,12 @@ qat_sym_convert_op_to_vec_chain(struct rte_crypto_op *op,
        ret = qat_cipher_is_len_in_bits(ctx, op);
        switch (ret) {
        case 1:
-               cipher_len = op->sym->aead.data.length >> 3;
-               cipher_ofs = op->sym->aead.data.offset >> 3;
+               cipher_len = op->sym->cipher.data.length >> 3;
+               cipher_ofs = op->sym->cipher.data.offset >> 3;
                break;
        case 0:
-               cipher_len = op->sym->aead.data.length;
-               cipher_ofs = op->sym->aead.data.offset;
+               cipher_len = op->sym->cipher.data.length;
+               cipher_ofs = op->sym->cipher.data.offset;
                break;
        default:
                QAT_DP_LOG(ERR,
@@ -426,7 +426,6 @@ qat_sym_convert_op_to_vec_chain(struct rte_crypto_op *op,
                return -EINVAL;
        }
 
-       min_ofs = cipher_ofs < auth_ofs ? cipher_ofs : auth_ofs;
        max_len = RTE_MAX(cipher_ofs + cipher_len, auth_ofs + auth_len);
 
        /* digest in buffer check. Needed only for wireless algos */
@@ -463,7 +462,8 @@ qat_sym_convert_op_to_vec_chain(struct rte_crypto_op *op,
                                        ctx->digest_length);
        }
 
-       n_src = rte_crypto_mbuf_to_vec(op->sym->m_src, min_ofs, max_len,
+       /* Passing 0 as cipher & auth offsets are assigned into ofs later */
+       n_src = rte_crypto_mbuf_to_vec(op->sym->m_src, 0, max_len,
                        in_sgl->vec, QAT_SYM_SGL_MAX_NUMBER);
        if (unlikely(n_src < 0 || n_src > op->sym->m_src->nb_segs)) {
                op->status = RTE_CRYPTO_OP_STATUS_ERROR;
-- 
2.17.1