From e53252d97e670a38b1d2e9723b48077bba11ddda Mon Sep 17 00:00:00 2001 From: Akinobu Mita Date: Thu, 19 Jul 2007 01:47:51 -0700 Subject: [PATCH] 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 Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/char_dev.c | 3 +-- include/linux/fs.h | 2 +- 2 files changed, 2 insertions(+), 3 deletions(-) diff --git a/fs/char_dev.c b/fs/char_dev.c index 164a45cdaf5..bbbf07baa14 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); diff --git a/include/linux/fs.h b/include/linux/fs.h index 9562a59b370..75dd16efc9b 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1463,7 +1463,7 @@ extern int alloc_chrdev_region(dev_t *, unsigned, unsigned, const char *); 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); -- 2.20.1