@@ -3151,6 +3151,10 @@ enqueue_enc_one_op_tb(struct acc100_queue *q, struct rte_bbdev_enc_op *op,
r = op->turbo_enc.tb_params.r;
while (mbuf_total_left > 0 && r < c) {
+ if (unlikely(input == 0)) {
+ rte_bbdev_log(ERR, "Not enough input segment");
+ return -EINVAL;
+ }
seg_total_left = rte_pktmbuf_data_len(input) - in_offset;
/* Set up DMA descriptor */
desc = q->ring_addr + ((q->sw_ring_head + total_enqueued_cbs)
@@ -4494,6 +4498,8 @@ acc100_enqueue_ldpc_dec_tb(struct rte_bbdev_queue_data *q_data,
}
enqueued_cbs += ret;
}
+ if (unlikely(enqueued_cbs == 0))
+ return 0; /* Nothing to enqueue */
acc100_dma_enqueue(q, enqueued_cbs, &q_data->queue_stats);
@@ -5059,6 +5065,8 @@ acc100_dequeue_dec(struct rte_bbdev_queue_data *q_data,
for (i = 0; i < dequeue_num; ++i) {
op = (q->ring_addr + ((q->sw_ring_tail + dequeued_cbs)
& q->sw_ring_wrap_mask))->req.op_addr;
+ if (unlikely(op == NULL))
+ break;
if (op->turbo_dec.code_block_mode == RTE_BBDEV_TRANSPORT_BLOCK)
ret = dequeue_dec_one_op_tb(q, &ops[i], dequeued_cbs,
&aq_dequeued);
@@ -5104,6 +5112,8 @@ acc100_dequeue_ldpc_dec(struct rte_bbdev_queue_data *q_data,
for (i = 0; i < dequeue_num; ++i) {
op = (q->ring_addr + ((q->sw_ring_tail + dequeued_cbs)
& q->sw_ring_wrap_mask))->req.op_addr;
+ if (unlikely(op == NULL))
+ break;
if (op->ldpc_dec.code_block_mode == RTE_BBDEV_TRANSPORT_BLOCK)
ret = dequeue_dec_one_op_tb(q, &ops[i], dequeued_cbs,
&aq_dequeued);