diff options
| -rw-r--r-- | hw/virtio/virtio-rng.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/hw/virtio/virtio-rng.c b/hw/virtio/virtio-rng.c index 7c5a675674..03fd04a1e5 100644 --- a/hw/virtio/virtio-rng.c +++ b/hw/virtio/virtio-rng.c @@ -142,8 +142,15 @@ static void virtio_rng_device_realize(DeviceState *dev, Error **errp) Error *local_err = NULL; if (!vrng->conf.period_ms > 0) { - error_set(errp, QERR_INVALID_PARAMETER_VALUE, "period", - "a positive number"); + error_setg(errp, "'period' parameter expects a positive integer"); + return; + } + + /* Workaround: Property parsing does not enforce unsigned integers, + * So this is a hack to reject such numbers. */ + if (vrng->conf.max_bytes > INT64_MAX) { + error_setg(errp, "'max-bytes' parameter must be non-negative, " + "and less than 2^63"); return; } @@ -171,23 +178,15 @@ static void virtio_rng_device_realize(DeviceState *dev, Error **errp) "rng", NULL); } - virtio_init(vdev, "virtio-rng", VIRTIO_ID_RNG, 0); - vrng->rng = vrng->conf.rng; if (vrng->rng == NULL) { - error_set(errp, QERR_INVALID_PARAMETER_VALUE, "rng", "a valid object"); + error_setg(errp, "'rng' parameter expects a valid object"); return; } - vrng->vq = virtio_add_queue(vdev, 8, handle_input); + virtio_init(vdev, "virtio-rng", VIRTIO_ID_RNG, 0); - /* Workaround: Property parsing does not enforce unsigned integers, - * So this is a hack to reject such numbers. */ - if (vrng->conf.max_bytes > INT64_MAX) { - error_set(errp, QERR_INVALID_PARAMETER_VALUE, "max-bytes", - "a non-negative integer below 2^63"); - return; - } + vrng->vq = virtio_add_queue(vdev, 8, handle_input); vrng->quota_remaining = vrng->conf.max_bytes; vrng->rate_limit_timer = timer_new_ms(QEMU_CLOCK_VIRTUAL, |