diff options
Diffstat (limited to 'drivers/char/misc.c')
| -rw-r--r-- | drivers/char/misc.c | 20 |
1 files changed, 3 insertions, 17 deletions
diff --git a/drivers/char/misc.c b/drivers/char/misc.c index 96eb2a709e2..62ebe09656e 100644 --- a/drivers/char/misc.c +++ b/drivers/char/misc.c @@ -34,7 +34,6 @@ */ #include <linux/module.h> -#include <linux/config.h> #include <linux/fs.h> #include <linux/errno.h> @@ -44,7 +43,6 @@ #include <linux/slab.h> #include <linux/proc_fs.h> #include <linux/seq_file.h> -#include <linux/devfs_fs_kernel.h> #include <linux/stat.h> #include <linux/init.h> #include <linux/device.h> @@ -115,7 +113,7 @@ static int misc_seq_open(struct inode *inode, struct file *file) return seq_open(file, &misc_seq_ops); } -static struct file_operations misc_proc_fops = { +static const struct file_operations misc_proc_fops = { .owner = THIS_MODULE, .open = misc_seq_open, .read = seq_read, @@ -178,7 +176,7 @@ fail: */ static struct class *misc_class; -static struct file_operations misc_fops = { +static const struct file_operations misc_fops = { .owner = THIS_MODULE, .open = misc_open, }; @@ -204,7 +202,7 @@ int misc_register(struct miscdevice * misc) { struct miscdevice *c; dev_t dev; - int err; + int err = 0; down(&misc_sem); list_for_each_entry(c, &misc_list, list) { @@ -228,10 +226,6 @@ int misc_register(struct miscdevice * misc) if (misc->minor < DYNAMIC_MINORS) misc_minors[misc->minor >> 3] |= 1 << (misc->minor & 7); - if (misc->devfs_name[0] == '\0') { - snprintf(misc->devfs_name, sizeof(misc->devfs_name), - "misc/%s", misc->name); - } dev = MKDEV(MISC_MAJOR, misc->minor); misc->class = class_device_create(misc_class, NULL, dev, misc->dev, @@ -241,13 +235,6 @@ int misc_register(struct miscdevice * misc) goto out; } - err = devfs_mk_cdev(dev, S_IFCHR|S_IRUSR|S_IWUSR|S_IRGRP, - misc->devfs_name); - if (err) { - class_device_destroy(misc_class, dev); - goto out; - } - /* * Add it to the front, so that later devices can "override" * earlier defaults @@ -278,7 +265,6 @@ int misc_deregister(struct miscdevice * misc) down(&misc_sem); list_del(&misc->list); class_device_destroy(misc_class, MKDEV(MISC_MAJOR, misc->minor)); - devfs_remove(misc->devfs_name); if (i < DYNAMIC_MINORS && i>0) { misc_minors[i>>3] &= ~(1 << (misc->minor & 7)); } |