diff options
| -rw-r--r-- | drivers/isdn/capi/capi.c | 17 | ||||
| -rw-r--r-- | drivers/isdn/i4l/isdn_common.c | 18 | ||||
| -rw-r--r-- | drivers/isdn/mISDN/timerdev.c | 10 |
3 files changed, 35 insertions, 10 deletions
diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c index ee5837522f5a..0cabe31f26df 100644 --- a/drivers/isdn/capi/capi.c +++ b/drivers/isdn/capi/capi.c @@ -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, }; diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c index 70044ee4b228..a44cdb492ea9 100644 --- a/drivers/isdn/i4l/isdn_common.c +++ b/drivers/isdn/i4l/isdn_common.c @@ -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, }; diff --git a/drivers/isdn/mISDN/timerdev.c b/drivers/isdn/mISDN/timerdev.c index 8785004e85e0..c3243c913ec0 100644 --- a/drivers/isdn/mISDN/timerdev.c +++ b/drivers/isdn/mISDN/timerdev.c @@ -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, }; |