cryptodev: remove digest length from crypto op

[dpdk.git] / drivers / crypto / zuc / rte_zuc_pmd.c

diff --git a/drivers/crypto/zuc/rte_zuc_pmd.c b/drivers/crypto/zuc/rte_zuc_pmd.c
index 790ef9c..2e8eaeb 100644 (file)
--- a/drivers/crypto/zuc/rte_zuc_pmd.c
+++ b/drivers/crypto/zuc/rte_zuc_pmd.c
@@ -131,6 +131,12 @@ zuc_set_session_parameters(struct zuc_session *sess,
                /* Only ZUC EIA3 supported */
                if (auth_xform->auth.algo != RTE_CRYPTO_AUTH_ZUC_EIA3)
                        return -EINVAL;
+
+               if (auth_xform->auth.digest_length != ZUC_DIGEST_LENGTH) {
+                       ZUC_LOG_ERR("Wrong digest length");
+                       return -EINVAL;
+               }
+
                sess->auth_op = auth_xform->auth.op;
 
                if (auth_xform->auth.iv.length != ZUC_IV_KEY_LENGTH) {
@@ -249,12 +255,6 @@ process_zuc_hash_op(struct rte_crypto_op **ops,
        uint8_t *iv;
 
        for (i = 0; i < num_ops; i++) {
-               if (unlikely(ops[i]->sym->auth.digest.length != ZUC_DIGEST_LENGTH)) {
-                       ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
-                       ZUC_LOG_ERR("digest");
-                       break;
-               }
-
                /* Data must be byte aligned */
                if ((ops[i]->sym->auth.data.offset % BYTE_LEN) != 0) {
                        ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
@@ -271,19 +271,19 @@ process_zuc_hash_op(struct rte_crypto_op **ops,
 
                if (session->auth_op == RTE_CRYPTO_AUTH_OP_VERIFY) {
                        dst = (uint32_t *)rte_pktmbuf_append(ops[i]->sym->m_src,
-                                       ops[i]->sym->auth.digest.length);
+                                       ZUC_DIGEST_LENGTH);
 
                        sso_zuc_eia3_1_buffer(session->pKey_hash,
                                        iv, src,
                                        length_in_bits, dst);
                        /* Verify digest. */
                        if (memcmp(dst, ops[i]->sym->auth.digest.data,
-                                       ops[i]->sym->auth.digest.length) != 0)
+                                       ZUC_DIGEST_LENGTH) != 0)
                                ops[i]->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
 
                        /* Trim area used for digest from mbuf. */
                        rte_pktmbuf_trim(ops[i]->sym->m_src,
-                                       ops[i]->sym->auth.digest.length);
+                                       ZUC_DIGEST_LENGTH);
                } else  {
                        dst = (uint32_t *)ops[i]->sym->auth.digest.data;