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-rw-r--r--src/vnet/devices/virtio/device.c22
1 files changed, 15 insertions, 7 deletions
diff --git a/src/vnet/devices/virtio/device.c b/src/vnet/devices/virtio/device.c
index cba13f920e3..add82b77634 100644
--- a/src/vnet/devices/virtio/device.c
+++ b/src/vnet/devices/virtio/device.c
@@ -707,13 +707,19 @@ retry:
if (vif->type == VIRTIO_IF_TYPE_TAP)
n_left = virtio_interface_tx_inline (vm, node, vif, vring,
- VIRTIO_IF_TYPE_TAP, buffers, n_left);
+ VIRTIO_IF_TYPE_TAP,
+ &buffers[frame->n_vectors - n_left],
+ n_left);
else if (vif->type == VIRTIO_IF_TYPE_PCI)
n_left = virtio_interface_tx_inline (vm, node, vif, vring,
- VIRTIO_IF_TYPE_PCI, buffers, n_left);
+ VIRTIO_IF_TYPE_PCI,
+ &buffers[frame->n_vectors - n_left],
+ n_left);
else if (vif->type == VIRTIO_IF_TYPE_TUN)
n_left = virtio_interface_tx_inline (vm, node, vif, vring,
- VIRTIO_IF_TYPE_TUN, buffers, n_left);
+ VIRTIO_IF_TYPE_TUN,
+ &buffers[frame->n_vectors - n_left],
+ n_left);
else
ASSERT (0);
@@ -722,15 +728,17 @@ retry:
if (vif->packet_buffering && n_left)
{
- u16 n_buffered =
- virtio_vring_buffering_store_packets (vring->buffering, buffers,
- n_left);
+ u16 n_buffered = virtio_vring_buffering_store_packets (vring->buffering,
+ &buffers
+ [frame->n_vectors
+ - n_left],
+ n_left);
buffers += n_buffered;
n_left -= n_buffered;
}
if (n_left)
virtio_interface_drop_inline (vm, node->node_index,
- buffers + frame->n_vectors - n_left, n_left,
+ &buffers[frame->n_vectors - n_left], n_left,
VIRTIO_TX_ERROR_NO_FREE_SLOTS);
clib_spinlock_unlock_if_init (&vring->lockp);