diff options
Diffstat (limited to 'hw/virtio/virtio-rng.c')
-rw-r--r-- | hw/virtio/virtio-rng.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/hw/virtio/virtio-rng.c b/hw/virtio/virtio-rng.c index 314e393..b22ccf1 100644 --- a/hw/virtio/virtio-rng.c +++ b/hw/virtio/virtio-rng.c @@ -139,6 +139,12 @@ static int virtio_rng_device_init(VirtIODevice *vdev) VirtIORNG *vrng = VIRTIO_RNG(vdev); Error *local_err = NULL; + if (!vrng->conf.period_ms > 0) { + qerror_report(QERR_INVALID_PARAMETER_VALUE, "period", + "a positive number"); + return -1; + } + if (vrng->conf.rng == NULL) { vrng->conf.default_backend = RNG_RANDOM(object_new(TYPE_RNG_RANDOM)); |