cryptodev: remove digest length from crypto op

[dpdk.git] / drivers / crypto / snow3g / rte_snow3g_pmd.c

diff --git a/drivers/crypto/snow3g/rte_snow3g_pmd.c b/drivers/crypto/snow3g/rte_snow3g_pmd.c
index a4a2a0f..8ada08f 100644 (file)
--- a/drivers/crypto/snow3g/rte_snow3g_pmd.c
+++ b/drivers/crypto/snow3g/rte_snow3g_pmd.c
@@ -132,6 +132,12 @@ snow3g_set_session_parameters(struct snow3g_session *sess,
                /* Only SNOW 3G UIA2 supported */
                if (auth_xform->auth.algo != RTE_CRYPTO_AUTH_SNOW3G_UIA2)
                        return -EINVAL;
+
+               if (auth_xform->auth.digest_length != SNOW3G_DIGEST_LENGTH) {
+                       SNOW3G_LOG_ERR("Wrong digest length");
+                       return -EINVAL;
+               }
+
                sess->auth_op = auth_xform->auth.op;
 
                if (auth_xform->auth.iv.length != SNOW3G_IV_LENGTH) {
@@ -252,12 +258,6 @@ process_snow3g_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 != SNOW3G_DIGEST_LENGTH)) {
-                       ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
-                       SNOW3G_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;
@@ -274,19 +274,19 @@ process_snow3g_hash_op(struct rte_crypto_op **ops,
 
                if (session->auth_op == RTE_CRYPTO_AUTH_OP_VERIFY) {
                        dst = (uint8_t *)rte_pktmbuf_append(ops[i]->sym->m_src,
-                                       ops[i]->sym->auth.digest.length);
+                                       SNOW3G_DIGEST_LENGTH);
 
                        sso_snow3g_f9_1_buffer(&session->pKeySched_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)
+                                       SNOW3G_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);
+                                       SNOW3G_DIGEST_LENGTH);
                } else  {
                        dst = ops[i]->sym->auth.digest.data;