};
static dev_t mbochs_devt;
-static struct class *mbochs_class;
+static const struct class mbochs_class = {
+ .name = MBOCHS_CLASS_NAME,
+};
static struct cdev mbochs_cdev;
static struct device mbochs_dev;
static struct mdev_parent mbochs_parent;
if (ret)
goto err_cdev;
- mbochs_class = class_create(MBOCHS_CLASS_NAME);
- if (IS_ERR(mbochs_class)) {
- pr_err("Error: failed to register mbochs_dev class\n");
- ret = PTR_ERR(mbochs_class);
+ ret = class_register(&mbochs_class);
+ if (ret)
goto err_driver;
- }
- mbochs_dev.class = mbochs_class;
+ mbochs_dev.class = &mbochs_class;
mbochs_dev.release = mbochs_device_release;
dev_set_name(&mbochs_dev, "%s", MBOCHS_NAME);
device_del(&mbochs_dev);
err_put:
put_device(&mbochs_dev);
- class_destroy(mbochs_class);
+ class_unregister(&mbochs_class);
err_driver:
mdev_unregister_driver(&mbochs_driver);
err_cdev:
mdev_unregister_driver(&mbochs_driver);
cdev_del(&mbochs_cdev);
unregister_chrdev_region(mbochs_devt, MINORMASK + 1);
- class_destroy(mbochs_class);
- mbochs_class = NULL;
+ class_unregister(&mbochs_class);
}
MODULE_IMPORT_NS(DMA_BUF);