vhost: fix dequeue zero copy with virtio1

[dpdk.git] / lib / librte_vhost / virtio_net.c

diff --git a/lib/librte_vhost/virtio_net.c b/lib/librte_vhost/virtio_net.c
index 2227ced..38796b3 100644 (file)
--- a/lib/librte_vhost/virtio_net.c
+++ b/lib/librte_vhost/virtio_net.c
@@ -948,7 +948,8 @@ copy_desc_to_mbuf(struct virtio_net *dev, struct vhost_virtqueue *vq,
                                        desc->addr + desc_offset, cpy_len)))) {
                        cur->data_len = cpy_len;
                        cur->data_off = 0;
-                       cur->buf_addr = (void *)(uintptr_t)desc_addr;
+                       cur->buf_addr = (void *)(uintptr_t)(desc_addr
+                               + desc_offset);
                        cur->buf_iova = hpa;
 
                        /*