pipeline: add check against loops

[dpdk.git] / drivers / net / virtio / virtio_rxtx_packed.h

diff --git a/drivers/net/virtio/virtio_rxtx_packed.h b/drivers/net/virtio/virtio_rxtx_packed.h
index d5c259a1f632597ab281bea06ea8382644c30bf9..536112983c1f1ff22af9d803d0a999faa4622fde 100644 (file)
--- a/drivers/net/virtio/virtio_rxtx_packed.h
+++ b/drivers/net/virtio/virtio_rxtx_packed.h
@@ -125,13 +125,12 @@ virtqueue_enqueue_single_packed_vec(struct virtnet_tx *txvq,
         * any_layout => number of segments
         * default    => number of segments + 1
         */
-       slots = use_indirect ? 1 : (txm->nb_segs + !can_push);
        can_push = rte_mbuf_refcnt_read(txm) == 1 &&
                   RTE_MBUF_DIRECT(txm) &&
                   txm->nb_segs == 1 &&
                   rte_pktmbuf_headroom(txm) >= hdr_size;
 
-       slots = txm->nb_segs + !can_push;
+       slots = use_indirect ? 1 : (txm->nb_segs + !can_push);
        need = slots - vq->vq_free_cnt;
 
        /* Positive value indicates it need free vring descriptors */