linux-kernel - [PATCH v5 4/5] staging: unisys: remove global dev

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Date:	Tue, 24 Mar 2015 20:47:29 +0530
From:	Sudip Mukherjee <sudipm.mukherjee@...il.com>
To:	Benjamin Romer <benjamin.romer@...sys.com>,
	David Kershner <david.kershner@...sys.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	sparmaintainer@...sys.com, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org,
	Dan Carpenter <dan.carpenter@...cle.com>,
	Sudip Mukherjee <sudipm.mukherjee@...il.com>
Subject: [PATCH v5 4/5] staging: unisys: remove global dev_t

the global variable majordev is no longer required, as it is not being
used anywhere.

Signed-off-by: Sudip Mukherjee <sudip@...torindia.org>
---

v5: reordered the patch series
v4: messed up the subject in v3
v3: broke the previous patch in series

 drivers/staging/unisys/visorchipset/file.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/staging/unisys/visorchipset/file.c b/drivers/staging/unisys/visorchipset/file.c
index 257cfdd..890869a 100644
--- a/drivers/staging/unisys/visorchipset/file.c
+++ b/drivers/staging/unisys/visorchipset/file.c
@@ -30,7 +30,6 @@
 
 static struct cdev file_cdev;
 static struct visorchannel **file_controlvm_channel;
-static dev_t majordev = -1; /**< indicates major num for device */
 
 static int visorchipset_open(struct inode *inode, struct file *file);
 static int visorchipset_release(struct inode *inode, struct file *file);
@@ -54,7 +53,6 @@ visorchipset_file_init(dev_t major_dev, struct visorchannel **controlvm_channel)
 	int rc = 0;
 
 	file_controlvm_channel = controlvm_channel;
-	majordev = major_dev;
 	cdev_init(&file_cdev, &visorchipset_fops);
 	file_cdev.owner = THIS_MODULE;
 	if (MAJOR(major_dev) == 0) {
@@ -80,7 +78,6 @@ visorchipset_file_cleanup(dev_t major_dev)
 	file_cdev.ops = NULL;
 	if (MAJOR(major_dev) >= 0) {
 		unregister_chrdev_region(major_dev, 1);
-		majordev = MKDEV(0, 0);
 	}
 }
 
-- 
1.8.1.2

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