The patch titled unregister_chrdev() return void has been removed from the -mm tree. Its filename was unregister_chrdev-return-void.patch This patch was dropped because it was merged into mainline or a subsystem tree ------------------------------------------------------ Subject: unregister_chrdev() return void From: Akinobu Mita <akinobu.mita@xxxxxxxxx> unregister_chrdev() does not return meaningful value. This patch makes it return void like most unregister_* functions. Signed-off-by: Akinobu Mita <akinobu.mita@xxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- fs/char_dev.c | 3 +-- include/linux/fs.h | 2 +- 2 files changed, 2 insertions(+), 3 deletions(-) diff -puN fs/char_dev.c~unregister_chrdev-return-void fs/char_dev.c --- a/fs/char_dev.c~unregister_chrdev-return-void +++ a/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); diff -puN include/linux/fs.h~unregister_chrdev-return-void include/linux/fs.h --- a/include/linux/fs.h~unregister_chrdev-return-void +++ a/include/linux/fs.h @@ -1463,7 +1463,7 @@ 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); _ Patches currently in -mm which might be from akinobu.mita@xxxxxxxxx are origin.patch auth_gss-unregister-gss_domain-when-unloading-module.patch - To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html