Patchwork [PATCHv2,11/14] virtio-net: fix used len for tx

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Submitter Michael S. Tsirkin
Date Sept. 25, 2012, 11:12 a.m.
Message ID <4268caf04a63d19f493f618aecb6cfe9c1df9343.1348571185.git.mst@redhat.com>
Download mbox | patch
Permalink /patch/186792/
State New
Headers show

Comments

Michael S. Tsirkin - Sept. 25, 2012, 11:12 a.m.
There is no out sg for TX, so used buf length for tx
should always be 0.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 hw/virtio-net.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch

diff --git a/hw/virtio-net.c b/hw/virtio-net.c
index 86cd4a9..ef7f399 100644
--- a/hw/virtio-net.c
+++ b/hw/virtio-net.c
@@ -689,7 +689,7 @@  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;
@@ -755,7 +755,7 @@  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) {