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virtio: get_features() can fail

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Signed-off-by: Jason Wang <jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Jason Wang 2015-07-27 17:49:19 +08:00 • committed by Michael S. Tsirkin
parent 27462695cd
commit 9d5b731dd2
12 changed files with 24 additions and 12 deletions
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3
hw/virtio/virtio-balloon.c
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@ -310,7 +310,8 @@ static void virtio_balloon_set_config(VirtIODevice *vdev,
trace_virtio_balloon_set_config(dev->actual, oldactual);
}
static uint64_t virtio_balloon_get_features(VirtIODevice *vdev, uint64_t f)
static uint64_t virtio_balloon_get_features(VirtIODevice *vdev, uint64_t f,
Error **errp)
{
VirtIOBalloon *dev = VIRTIO_BALLOON(vdev);
f |= dev->host_features;