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path: root/drivers/char/raw.c
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-rw-r--r--drivers/char/raw.c21
1 files changed, 3 insertions, 18 deletions
diff --git a/drivers/char/raw.c b/drivers/char/raw.c
index 15a7b4086524..579868af4a54 100644
--- a/drivers/char/raw.c
+++ b/drivers/char/raw.c
@@ -10,7 +10,6 @@
#include <linux/init.h>
#include <linux/fs.h>
-#include <linux/devfs_fs_kernel.h>
#include <linux/major.h>
#include <linux/blkdev.h>
#include <linux/module.h>
@@ -31,7 +30,7 @@ struct raw_device_data {
static struct class *raw_class;
static struct raw_device_data raw_devices[MAX_RAW_MINORS];
static DEFINE_MUTEX(raw_mutex);
-static struct file_operations raw_ctl_fops; /* forward declaration */
+static const struct file_operations raw_ctl_fops; /* forward declaration */
/*
* Open/close code for raw IO.
@@ -262,7 +261,7 @@ static ssize_t raw_file_aio_write(struct kiocb *iocb, const char __user *buf,
}
-static struct file_operations raw_fops = {
+static const struct file_operations raw_fops = {
.read = generic_file_read,
.aio_read = generic_file_aio_read,
.write = raw_file_write,
@@ -275,7 +274,7 @@ static struct file_operations raw_fops = {
.owner = THIS_MODULE,
};
-static struct file_operations raw_ctl_fops = {
+static const struct file_operations raw_ctl_fops = {
.ioctl = raw_ctl_ioctl,
.open = raw_open,
.owner = THIS_MODULE,
@@ -288,7 +287,6 @@ static struct cdev raw_cdev = {
static int __init raw_init(void)
{
- int i;
dev_t dev = MKDEV(RAW_MAJOR, 0);
if (register_chrdev_region(dev, MAX_RAW_MINORS, "raw"))
@@ -310,13 +308,6 @@ static int __init raw_init(void)
}
class_device_create(raw_class, NULL, MKDEV(RAW_MAJOR, 0), NULL, "rawctl");
- devfs_mk_cdev(MKDEV(RAW_MAJOR, 0),
- S_IFCHR | S_IRUGO | S_IWUGO,
- "raw/rawctl");
- for (i = 1; i < MAX_RAW_MINORS; i++)
- devfs_mk_cdev(MKDEV(RAW_MAJOR, i),
- S_IFCHR | S_IRUGO | S_IWUGO,
- "raw/raw%d", i);
return 0;
error:
@@ -326,12 +317,6 @@ error:
static void __exit raw_exit(void)
{
- int i;
-
- for (i = 1; i < MAX_RAW_MINORS; i++)
- devfs_remove("raw/raw%d", i);
- devfs_remove("raw/rawctl");
- devfs_remove("raw");
class_device_destroy(raw_class, MKDEV(RAW_MAJOR, 0));
class_destroy(raw_class);
cdev_del(&raw_cdev);