unregister_chrdev() does not return meaningful value.
This patch makes it return void like most of unregister_* functions.
Signed-off-by: Akinobu Mita <[EMAIL PROTECTED]>
---
fs/char_dev.c | 3 +--
include/linux/fs.h | 2 +-
2 files changed, 2 insertions(+), 3 deletions(-)
Index: 2.6-mm/fs/char_dev.c
===================================================================
--- 2.6-mm.orig/fs/char_dev.c
+++ 2.6-mm/fs/char_dev.c
@@ -321,14 +321,13 @@ void unregister_chrdev_region(dev_t from
}
}
-int unregister_chrdev(unsigned int major, const char *name)
+void unregister_chrdev(unsigned int major, const char *name)
{
struct char_device_struct *cd;
cd = __unregister_chrdev_region(major, 0, 256);
if (cd && cd->cdev)
cdev_del(cd->cdev);
kfree(cd);
- return 0;
}
static DEFINE_SPINLOCK(cdev_lock);
Index: 2.6-mm/include/linux/fs.h
===================================================================
--- 2.6-mm.orig/include/linux/fs.h
+++ 2.6-mm/include/linux/fs.h
@@ -1593,7 +1593,7 @@ extern int alloc_chrdev_region(dev_t *,
extern int register_chrdev_region(dev_t, unsigned, const char *);
extern int register_chrdev(unsigned int, const char *,
const struct file_operations *);
-extern int unregister_chrdev(unsigned int, const char *);
+extern void unregister_chrdev(unsigned int, const char *);
extern void unregister_chrdev_region(dev_t, unsigned);
extern int chrdev_open(struct inode *, struct file *);
extern void chrdev_show(struct seq_file *,off_t);
-
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