diff --git a/drivers/vfio/pci/vfio_pci_core.c b/drivers/vfio/pci/vfio_pci_core.c
index d43745fe4c84..84d60689d386 100644
--- a/drivers/vfio/pci/vfio_pci_core.c
+++ b/drivers/vfio/pci/vfio_pci_core.c
@@ -2139,6 +2139,10 @@ int vfio_pci_core_register_device(struct vfio_pci_core_device *vdev)
 	if (WARN_ON(vdev != dev_get_drvdata(dev)))
 		return -EINVAL;
 
+	/* Drivers must set a name.  Required for sequestering SR-IOV VFs */
+	if (WARN_ON(!vdev->vdev.ops->name))
+		return -EINVAL;
+
 	if (pdev->hdr_type != PCI_HEADER_TYPE_NORMAL)
 		return -EINVAL;