#include <linux/personality.h>
#include <asm/uaccess.h>
-#include <asm/semaphore.h>
#include <asm/syscalls.h>
#include <asm/time.h>
#include <asm/unistd.h>
return ret;
}
-/*
- * sys_pipe() is the normal C calling standard for creating
- * a pipe. It's not the way unix traditionally does this, though.
- */
-int sys_pipe(int __user *fildes)
-{
- int fd[2];
- int error;
-
- error = do_pipe(fd);
- if (!error) {
- if (copy_to_user(fildes, fd, 2*sizeof(int)))
- error = -EFAULT;
- }
- return error;
-}
-
static inline unsigned long do_mmap2(unsigned long addr, size_t len,
unsigned long prot, unsigned long flags,
unsigned long fd, unsigned long off, int shift)
struct file * file = NULL;
unsigned long ret = -EINVAL;
+ if (!arch_validate_prot(prot))
+ goto out;
+
if (shift) {
if (off & ((1 << shift) - 1))
goto out;