crypto/aesni_mb: fix zero burst dequeue

[dpdk.git] / drivers / crypto / aesni_mb / rte_aesni_mb_pmd.c

diff --git a/drivers/crypto/aesni_mb/rte_aesni_mb_pmd.c b/drivers/crypto/aesni_mb/rte_aesni_mb_pmd.c
index 3aaa070..fda662f 100644 (file)
--- a/drivers/crypto/aesni_mb/rte_aesni_mb_pmd.c
+++ b/drivers/crypto/aesni_mb/rte_aesni_mb_pmd.c
@@ -587,7 +587,7 @@ handle_completed_jobs(struct aesni_mb_qp *qp, JOB_AES_HMAC *job,
        struct rte_crypto_op *op = NULL;
        unsigned processed_jobs = 0;
 
-       while (job != NULL && processed_jobs < nb_ops) {
+       while (job != NULL) {
                op = post_process_mb_job(qp, job);
 
                if (op) {
@@ -597,6 +597,8 @@ handle_completed_jobs(struct aesni_mb_qp *qp, JOB_AES_HMAC *job,
                        qp->stats.dequeue_err_count++;
                        break;
                }
+               if (processed_jobs == nb_ops)
+                       break;
 
                job = (*qp->op_fns->job.get_completed_job)(&qp->mb_mgr);
        }
@@ -642,6 +644,9 @@ aesni_mb_pmd_dequeue_burst(void *queue_pair, struct rte_crypto_op **ops,
 
        int retval, processed_jobs = 0;
 
+       if (unlikely(nb_ops == 0))
+               return 0;
+
        do {
                /* Get next operation to process from ingress queue */
                retval = rte_ring_dequeue(qp->ingress_queue, (void **)&op);