diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c
index f4c7ce8cb399..048a23018a3d 100644
--- a/drivers/dma/idxd/init.c
+++ b/drivers/dma/idxd/init.c
@@ -518,6 +518,7 @@ module_init(idxd_init_module);
 
 static void __exit idxd_exit_module(void)
 {
+	idxd_unregister_driver();
 	pci_unregister_driver(&idxd_pci_driver);
 	idxd_cdev_remove();
 	idxd_unregister_bus_type();