diff options
Diffstat (limited to 'hw/virtio-net.c')
| -rw-r--r-- | hw/virtio-net.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/hw/virtio-net.c b/hw/virtio-net.c index 1ffebac22..6b34c5afc 100644 --- a/hw/virtio-net.c +++ b/hw/virtio-net.c @@ -361,17 +361,17 @@ static int receive_filter(VirtIONet *n, const uint8_t *buf, int size) return 0; } -static void virtio_net_receive(VLANClientState *vc, const uint8_t *buf, size_t size) +static ssize_t virtio_net_receive(VLANClientState *vc, const uint8_t *buf, size_t size) { VirtIONet *n = vc->opaque; struct virtio_net_hdr_mrg_rxbuf *mhdr = NULL; size_t hdr_len, offset, i; if (!do_virtio_net_can_receive(n, size)) - return; + return -1; if (!receive_filter(n, buf, size)) - return; + return size; /* hdr_len refers to the header we supply to the guest */ hdr_len = n->mergeable_rx_bufs ? @@ -389,7 +389,7 @@ static void virtio_net_receive(VLANClientState *vc, const uint8_t *buf, size_t s if ((i != 0 && !n->mergeable_rx_bufs) || virtqueue_pop(n->rx_vq, &elem) == 0) { if (i == 0) - return; + return -1; fprintf(stderr, "virtio-net truncating packet\n"); exit(1); } @@ -431,6 +431,8 @@ static void virtio_net_receive(VLANClientState *vc, const uint8_t *buf, size_t s virtqueue_flush(n->rx_vq, i); virtio_notify(&n->vdev, n->rx_vq); + + return size; } /* TX */ |