Signed-off-by: Igor Mammedov <imamm...@redhat.com> --- hw/virtio/vhost.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c index bcbad48..48fbac1 100644 --- a/hw/virtio/vhost.c +++ b/hw/virtio/vhost.c @@ -985,6 +985,12 @@ int vhost_dev_init(struct vhost_dev *hdev, void *opaque, hdev->started = false; hdev->memory_changed = false; memory_listener_register(&hdev->memory_listener, &address_space_memory); + if (!vhost_has_free_slot()) { + fprintf(stderr, "vhost backend memory slots limit is less" + " than current number of present memory slots\n"); + vhost_dev_cleanup(hdev); + return -1; + } return 0; fail_vq: while (--i >= 0) { -- 1.8.3.1