#include <linux/string.h>
#include <linux/fs.h>
#include <linux/mm.h>
-#include <linux/smp_lock.h>
#include <linux/spinlock.h>
#include <linux/stddef.h>
{
int p = iminor(inode);
- cycle_kernel_lock();
if (p != CRYPTOCOP_MINOR) return -EINVAL;
filp->private_data = NULL;