We must assure each virtio crypto pci device has
an invaild cryptodev backend object.
Signed-off-by: Gonglei <arei.gong...@huawei.com>
---
hw/virtio/virtio-crypto-pci.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/hw/virtio/virtio-crypto-pci.c b/hw/virtio/virtio-crypto-pci.c
index a1b0906..14bd12c 100644
--- a/hw/virtio/virtio-crypto-pci.c
+++ b/hw/virtio/virtio-crypto-pci.c
@@ -31,6 +31,11 @@ static void virtio_crypto_pci_realize(VirtIOPCIProxy
*vpci_dev, Error **errp)
VirtIOCryptoPCI *vcrypto = VIRTIO_CRYPTO_PCI(vpci_dev);
DeviceState *vdev = DEVICE(&vcrypto->vdev);
+ if (vcrypto->vdev.conf.cryptodev == NULL) {
+ error_setg(errp, "'cryptodev' parameter expects a valid object");
+ return;
+ }
+
qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
virtio_pci_force_virtio_1(vpci_dev);
object_property_set_bool(OBJECT(vdev), true, "realized", errp);
--
1.8.3.1
