net/virtio: fix packet corruption

[dpdk.git] / drivers / net / virtio / virtio_rxtx.c

diff --git a/drivers/net/virtio/virtio_rxtx.c b/drivers/net/virtio/virtio_rxtx.c
index a27208e..9aba044 100644 (file)
--- a/drivers/net/virtio/virtio_rxtx.c
+++ b/drivers/net/virtio/virtio_rxtx.c
@@ -193,7 +193,8 @@ virtqueue_enqueue_recv_refill(struct virtqueue *vq, struct rte_mbuf *cookie)
 
        start_dp = vq->vq_ring.desc;
        start_dp[idx].addr =
-               MBUF_DATA_DMA_ADDR(cookie, vq->offset) - hw->vtnet_hdr_size;
+               VIRTIO_MBUF_ADDR(cookie, vq) +
+               RTE_PKTMBUF_HEADROOM - hw->vtnet_hdr_size;
        start_dp[idx].len =
                cookie->buf_len - RTE_PKTMBUF_HEADROOM + hw->vtnet_hdr_size;
        start_dp[idx].flags =  VRING_DESC_F_WRITE;
@@ -265,7 +266,7 @@ virtqueue_enqueue_xmit(struct virtnet_tx *txvq, struct rte_mbuf *cookie,
        }
 
        do {
-               start_dp[idx].addr  = MBUF_DATA_DMA_ADDR(cookie, vq->offset);
+               start_dp[idx].addr  = VIRTIO_MBUF_DATA_DMA_ADDR(cookie, vq);
                start_dp[idx].len   = cookie->data_len;
                start_dp[idx].flags = cookie->next ? VRING_DESC_F_NEXT : 0;
                idx = start_dp[idx].next;