Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/samples/vfio-mdev/mdpy.c b/samples/vfio-mdev/mdpy.c
index 96e7969..cc86bf6 100644
--- a/samples/vfio-mdev/mdpy.c
+++ b/samples/vfio-mdev/mdpy.c
@@ -752,13 +752,13 @@
{
int ret = 0;
- ret = alloc_chrdev_region(&mdpy_devt, 0, MINORMASK, MDPY_NAME);
+ ret = alloc_chrdev_region(&mdpy_devt, 0, MINORMASK + 1, MDPY_NAME);
if (ret < 0) {
pr_err("Error: failed to register mdpy_dev, err: %d\n", ret);
return ret;
}
cdev_init(&mdpy_cdev, &vd_fops);
- cdev_add(&mdpy_cdev, mdpy_devt, MINORMASK);
+ cdev_add(&mdpy_cdev, mdpy_devt, MINORMASK + 1);
pr_info("%s: major %d\n", __func__, MAJOR(mdpy_devt));
mdpy_class = class_create(THIS_MODULE, MDPY_CLASS_NAME);
@@ -787,7 +787,7 @@
class_destroy(mdpy_class);
failed1:
cdev_del(&mdpy_cdev);
- unregister_chrdev_region(mdpy_devt, MINORMASK);
+ unregister_chrdev_region(mdpy_devt, MINORMASK + 1);
return ret;
}
@@ -798,7 +798,7 @@
device_unregister(&mdpy_dev);
cdev_del(&mdpy_cdev);
- unregister_chrdev_region(mdpy_devt, MINORMASK);
+ unregister_chrdev_region(mdpy_devt, MINORMASK + 1);
class_destroy(mdpy_class);
mdpy_class = NULL;
}