From: Matthew Wilcox <willy@infradead.org>
Date: Tue, 19 Feb 2019 00:30:28 +0000 (-0500)
Subject: mtty: Remove unused IDR
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=7e73c594ce54ce4dfabc56b61d4a40326ad2278b;p=users%2Fwilly%2Fxarray.git

mtty: Remove unused IDR

Signed-off-by: Matthew Wilcox <willy@infradead.org>
---

diff --git a/samples/vfio-mdev/mtty.c b/samples/vfio-mdev/mtty.c
index 92e770a06ea2..b32d9930db51 100644
--- a/samples/vfio-mdev/mtty.c
+++ b/samples/vfio-mdev/mtty.c
@@ -72,7 +72,6 @@ static struct mtty_dev {
 	dev_t		vd_devt;
 	struct class	*vd_class;
 	struct cdev	vd_cdev;
-	struct idr	vd_idr;
 	struct device	dev;
 } mtty_dev;
 
@@ -1437,8 +1436,6 @@ static int __init mtty_dev_init(void)
 
 	memset(&mtty_dev, 0, sizeof(mtty_dev));
 
-	idr_init(&mtty_dev.vd_idr);
-
 	ret = alloc_chrdev_region(&mtty_dev.vd_devt, 0, MINORMASK + 1,
 				  MTTY_NAME);
 
@@ -1497,7 +1494,6 @@ static void __exit mtty_dev_exit(void)
 	mdev_unregister_device(&mtty_dev.dev);
 
 	device_unregister(&mtty_dev.dev);
-	idr_destroy(&mtty_dev.vd_idr);
 	cdev_del(&mtty_dev.vd_cdev);
 	unregister_chrdev_region(mtty_dev.vd_devt, MINORMASK + 1);
 	class_destroy(mtty_dev.vd_class);