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hw/net: Make NetCanReceive() return a boolean

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The NetCanReceive handler return whether the device can or
can not receive new packets. Make it obvious by returning
a boolean type.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Philippe Mathieu-Daudé 2020-03-05 18:56:49 +01:00 • committed by Jason Wang
parent 3317db7439
commit b8c4b67e3e
20 changed files with 45 additions and 48 deletions
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10
hw/net/virtio-net.c
View file

@ -1234,26 +1234,26 @@ static void virtio_net_handle_rx(VirtIODevice *vdev, VirtQueue *vq)
qemu_flush_queued_packets(qemu_get_subqueue(n->nic, queue_index));
}
static int virtio_net_can_receive(NetClientState *nc)
static bool virtio_net_can_receive(NetClientState *nc)
{
VirtIONet *n = qemu_get_nic_opaque(nc);
VirtIODevice *vdev = VIRTIO_DEVICE(n);
VirtIONetQueue *q = virtio_net_get_subqueue(nc);
if (!vdev->vm_running) {
return 0;
return false;
}
if (nc->queue_index >= n->curr_queues) {
return 0;
return false;
}
if (!virtio_queue_ready(q->rx_vq) ||
!(vdev->status & VIRTIO_CONFIG_S_DRIVER_OK)) {
return 0;
return false;
}
return 1;
return true;
}
static int virtio_net_has_buffers(VirtIONetQueue *q, int bufsize)