unregister_chrdev() return void

unregister_chrdev() does not return meaningful value.  This patch makes it
return void like most unregister_* functions.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 2 deletions

diff --git a/fs/char_dev.c b/fs/char_dev.c
index 164a45cdaf5f..bbbf07baa145 100644
--- a/fs/char_dev.c
+++ b/fs/char_dev.c
@@ -321,14 +321,13 @@ void unregister_chrdev_region(dev_t from, unsigned count)
         }
 }
 
-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);