diff options
author | Paul Mundt <lethal@linux-sh.org> | 2010-05-31 13:14:26 +0900 |
---|---|---|
committer | Paul Mundt <lethal@linux-sh.org> | 2010-05-31 13:14:26 +0900 |
commit | d5b732b17ca2fc74f370bdba5aae6c804fac8c35 (patch) | |
tree | 4facc6d96116b032a3c1cb2ced9b2a3008e9216e /drivers/char/ds1620.c | |
parent | eb6e8605ee5f5b4e116451bf01b3f35eac446dde (diff) | |
parent | 67a3e12b05e055c0415c556a315a3d3eb637e29e (diff) | |
download | kernel_samsung_smdk4412-d5b732b17ca2fc74f370bdba5aae6c804fac8c35.zip kernel_samsung_smdk4412-d5b732b17ca2fc74f370bdba5aae6c804fac8c35.tar.gz kernel_samsung_smdk4412-d5b732b17ca2fc74f370bdba5aae6c804fac8c35.tar.bz2 |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/char/ds1620.c')
-rw-r--r-- | drivers/char/ds1620.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/char/ds1620.c b/drivers/char/ds1620.c index 61f0146..dbee868 100644 --- a/drivers/char/ds1620.c +++ b/drivers/char/ds1620.c @@ -232,7 +232,7 @@ ds1620_read(struct file *file, char __user *buf, size_t count, loff_t *ptr) } static int -ds1620_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) +ds1620_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { struct therm therm; union { @@ -316,6 +316,18 @@ ds1620_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned return 0; } +static long +ds1620_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg) +{ + int ret; + + lock_kernel(); + ret = ds1620_ioctl(file, cmd, arg); + unlock_kernel(); + + return ret; +} + #ifdef THERM_USE_PROC static int proc_therm_ds1620_read(char *buf, char **start, off_t offset, @@ -344,7 +356,7 @@ static const struct file_operations ds1620_fops = { .owner = THIS_MODULE, .open = ds1620_open, .read = ds1620_read, - .ioctl = ds1620_ioctl, + .unlocked_ioctl = ds1620_unlocked_ioctl, }; static struct miscdevice ds1620_miscdev = { |