Commit 40bad8f3 authored by Michael S. Tsirkin's avatar Michael S. Tsirkin
Browse files

virtio-net: fix used len for tx 



There is no out sg for TX, so used buf length for tx
should always be 0.

Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent 0cea71a2

hw/virtio-net.c

+2 −2
Original line number Diff line number Diff line
@@ -690,7 +690,7 @@ static void virtio_net_tx_complete(NetClientState *nc, ssize_t len) 
{

    VirtIONet *n = DO_UPCAST(NICState, nc, nc)->opaque;



    virtqueue_push(n->tx_vq, &n->async_tx.elem, n->async_tx.len);

    virtqueue_push(n->tx_vq, &n->async_tx.elem, 0);

    virtio_notify(&n->vdev, n->tx_vq);



    n->async_tx.elem.out_num = n->async_tx.len = 0;
@@ -754,7 +754,7 @@ static int32_t virtio_net_flush_tx(VirtIONet *n, VirtQueue *vq) 


        len += ret;



        virtqueue_push(vq, &elem, len);

        virtqueue_push(vq, &elem, 0);

        virtio_notify(&n->vdev, vq);



        if (++num_packets >= n->tx_burst) {