Message ID | 1483455154-8106-6-git-send-email-kraxel@redhat.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c index 6a26258..ca88cf4 100644 --- a/hw/display/virtio-gpu.c +++ b/hw/display/virtio-gpu.c @@ -714,6 +714,11 @@ virtio_gpu_resource_attach_backing(VirtIOGPU *g, return; } + if (res->iov) { + cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; + return; + } + ret = virtio_gpu_create_mapping_iov(&ab, cmd, &res->addrs, &res->iov); if (ret != 0) { cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC;