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isdn: Push down BKL into ioctl functions 

Push down bkl into isdn ioctl functions

[fweisbec: dropped drivers/isdn/divert/divert_procfs.c
as it has been pushed down in procfs branch already]

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
This commit is contained in:
Arnd Bergmann 2010-04-27 00:24:02 +02:00 committed by Frederic Weisbecker
parent f4927c45be
commit 703c631ebb
3 changed files with 35 additions and 10 deletions
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17
drivers/isdn/capi/capi.c
View File

@ -787,8 +787,7 @@ capi_poll(struct file *file, poll_table * wait)
}
static int
capi_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
capi_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
struct capidev *cdev = file->private_data;
capi_ioctl_struct data;
@ -981,6 +980,18 @@ register_out:
}
}
static long
capi_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
int ret;
lock_kernel();
ret = capi_ioctl(file, cmd, arg);
unlock_kernel();
return ret;
}
static int capi_open(struct inode *inode, struct file *file)
{
struct capidev *cdev;
@ -1026,7 +1037,7 @@ static const struct file_operations capi_fops =
.read = capi_read,
.write = capi_write,
.poll = capi_poll,
.ioctl = capi_ioctl,
.unlocked_ioctl = capi_unlocked_ioctl,
.open = capi_open,
.release = capi_release,
};

18
drivers/isdn/i4l/isdn_common.c
View File

@ -1272,9 +1272,9 @@ isdn_poll(struct file *file, poll_table * wait)
static int
isdn_ioctl(struct inode *inode, struct file *file, uint cmd, ulong arg)
isdn_ioctl(struct file *file, uint cmd, ulong arg)
{
uint minor = iminor(inode);
uint minor = iminor(file->f_path.dentry->d_inode);
isdn_ctrl c;
int drvidx;
int chidx;
@ -1722,6 +1722,18 @@ isdn_ioctl(struct inode *inode, struct file *file, uint cmd, ulong arg)
#undef cfg
}
static long
isdn_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
int ret;
lock_kernel();
ret = isdn_ioctl(file, cmd, arg);
unlock_kernel();
return ret;
}
/*
* Open the device code.
*/
@ -1838,7 +1850,7 @@ static const struct file_operations isdn_fops =
.read = isdn_read,
.write = isdn_write,
.poll = isdn_poll,
.ioctl = isdn_ioctl,
.unlocked_ioctl = isdn_unlocked_ioctl,
.open = isdn_open,
.release = isdn_close,
};

10
drivers/isdn/mISDN/timerdev.c
View File

@ -24,6 +24,7 @@
#include <linux/miscdevice.h>
#include <linux/module.h>
#include <linux/mISDNif.h>
#include <linux/smp_lock.h>
#include "core.h"
static u_int *debug;
@ -215,9 +216,8 @@ unlock:
return ret;
}
static int
mISDN_ioctl(struct inode *inode, struct file *filep, unsigned int cmd,
unsigned long arg)
static long
mISDN_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
{
struct mISDNtimerdev *dev = filep->private_data;
int id, tout, ret = 0;
@ -226,6 +226,7 @@ mISDN_ioctl(struct inode *inode, struct file *filep, unsigned int cmd,
if (*debug & DEBUG_TIMER)
printk(KERN_DEBUG "%s(%p, %x, %lx)\n", __func__,
filep, cmd, arg);
lock_kernel();
switch (cmd) {
case IMADDTIMER:
if (get_user(tout, (int __user *)arg)) {
@ -257,13 +258,14 @@ mISDN_ioctl(struct inode *inode, struct file *filep, unsigned int cmd,
default:
ret = -EINVAL;
}
unlock_kernel();
return ret;
}
static const struct file_operations mISDN_fops = {
.read = mISDN_read,
.poll = mISDN_poll,
.ioctl = mISDN_ioctl,
.unlocked_ioctl = mISDN_ioctl,
.open = mISDN_open,
.release = mISDN_close,
};