diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/virtio/virtio-crypto.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/hw/virtio/virtio-crypto.c b/hw/virtio/virtio-crypto.c index 9213258..fc30bc3 100644 --- a/hw/virtio/virtio-crypto.c +++ b/hw/virtio/virtio-crypto.c @@ -877,6 +877,20 @@ static void virtio_crypto_class_init(ObjectClass *klass, void *data) vdc->reset = virtio_crypto_reset; } +static void +virtio_crypto_check_cryptodev_is_used(Object *obj, const char *name, + Object *val, Error **errp) +{ + if (cryptodev_backend_is_used(CRYPTODEV_BACKEND(val))) { + char *path = object_get_canonical_path_component(val); + error_setg(errp, + "can't use already used cryptodev backend: %s", path); + g_free(path); + } else { + qdev_prop_allow_set_link_before_realize(obj, name, val, errp); + } +} + static void virtio_crypto_instance_init(Object *obj) { VirtIOCrypto *vcrypto = VIRTIO_CRYPTO(obj); @@ -890,7 +904,7 @@ static void virtio_crypto_instance_init(Object *obj) object_property_add_link(obj, "cryptodev", TYPE_CRYPTODEV_BACKEND, (Object **)&vcrypto->conf.cryptodev, - qdev_prop_allow_set_link_before_realize, + virtio_crypto_check_cryptodev_is_used, OBJ_PROP_LINK_UNREF_ON_RELEASE, NULL); } |