return 0;
}
-static int jsf_ioctl(struct inode *inode, struct file *f, unsigned int cmd,
- unsigned long arg)
+static long jsf_ioctl(struct file *f, unsigned int cmd, unsigned long arg)
{
+ lock_kernel();
int error = -ENOTTY;
void __user *argp = (void __user *)arg;
- if (!capable(CAP_SYS_ADMIN))
+ if (!capable(CAP_SYS_ADMIN)) {
+ unlock_kernel();
return -EPERM;
+ }
switch (cmd) {
case JSFLASH_IDENT:
- if (copy_to_user(argp, &jsf0.id, JSFIDSZ))
+ if (copy_to_user(argp, &jsf0.id, JSFIDSZ)) {
+ unlock_kernel();
return -EFAULT;
+ }
break;
case JSFLASH_ERASE:
error = jsf_ioctl_erase(arg);
break;
}
+ unlock_kernel();
return error;
}
.llseek = jsf_lseek,
.read = jsf_read,
.write = jsf_write,
- .ioctl = jsf_ioctl,
+ .unlocked_ioctl = jsf_ioctl,
.mmap = jsf_mmap,
.open = jsf_open,
.release = jsf_release,
static void uctrl_get_event_status(struct uctrl_driver *);
static void uctrl_get_external_status(struct uctrl_driver *);
-static int
-uctrl_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+static long
+uctrl_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
switch (cmd) {
default:
static const struct file_operations uctrl_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
- .ioctl = uctrl_ioctl,
+ .unlocked_ioctl = uctrl_ioctl,
.open = uctrl_open,
};