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-rw-r--r--fs/char_dev.c15
1 files changed, 1 insertions, 14 deletions
diff --git a/fs/char_dev.c b/fs/char_dev.c
index e5b9df993b93..dca9e5e0f73b 100644
--- a/fs/char_dev.c
+++ b/fs/char_dev.c
@@ -59,7 +59,7 @@ static struct char_device_struct {
} *chrdevs[CHRDEV_MAJOR_HASH_SIZE];
/* index in the above */
-static inline int major_to_index(int major)
+static inline int major_to_index(unsigned major)
{
return major % CHRDEV_MAJOR_HASH_SIZE;
}
@@ -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);
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