2010-12-23 17:17:06

by Namhyung Kim

[permalink] [raw]
Subject: [PATCH] fs/char_dev.c: remove unused cdev_index()

The commit 66fa12c571d3 ("ieee1394: remove the old IEEE 1394 driver stack")
eliminated the only-user of cdev_index(). So it can be removed too.

Signed-off-by: Namhyung Kim <[email protected]>
Cc: Stefan Richter <[email protected]>
Cc: Theodore Ts'o <[email protected]>
---
fs/char_dev.c | 13 -------------
include/linux/cdev.h | 2 --
2 files changed, 0 insertions(+), 15 deletions(-)

diff --git a/fs/char_dev.c b/fs/char_dev.c
index e5b9df993b93..6e99b9ddd4e9 100644
--- a/fs/char_dev.c
+++ b/fs/char_dev.c
@@ -417,18 +417,6 @@ static int chrdev_open(struct inode *inode, struct file *filp)
return ret;
}

-int cdev_index(struct inode *inode)
-{
- int idx;
- struct kobject *kobj;
-
- kobj = kobj_lookup(cdev_map, inode->i_rdev, &idx);
- if (!kobj)
- return -1;
- kobject_put(kobj);
- return idx;
-}
-
void cd_forget(struct inode *inode)
{
spin_lock(&cdev_lock);
@@ -582,7 +570,6 @@ EXPORT_SYMBOL(cdev_init);
EXPORT_SYMBOL(cdev_alloc);
EXPORT_SYMBOL(cdev_del);
EXPORT_SYMBOL(cdev_add);
-EXPORT_SYMBOL(cdev_index);
EXPORT_SYMBOL(__register_chrdev);
EXPORT_SYMBOL(__unregister_chrdev);
EXPORT_SYMBOL(directly_mappable_cdev_bdi);
diff --git a/include/linux/cdev.h b/include/linux/cdev.h
index f389e319a454..fb4591977b03 100644
--- a/include/linux/cdev.h
+++ b/include/linux/cdev.h
@@ -28,8 +28,6 @@ int cdev_add(struct cdev *, dev_t, unsigned);

void cdev_del(struct cdev *);

-int cdev_index(struct inode *inode);
-
void cd_forget(struct inode *);

extern struct backing_dev_info directly_mappable_cdev_bdi;
--
1.7.3.4.600.g982838b0