326 	struct flock flock;  in do_fcntl()  local
354 		if (copy_from_user(&flock, argp, sizeof(flock)))  in do_fcntl()
356 		err = fcntl_getlk(filp, cmd, &flock);  in do_fcntl()
357 		if (!err && copy_to_user(argp, &flock, sizeof(flock)))  in do_fcntl()
368 		if (copy_from_user(&flock, argp, sizeof(flock)))  in do_fcntl()
370 		err = fcntl_setlk(fd, filp, cmd, &flock);  in do_fcntl()
477 	struct flock64 flock;  in SYSCALL_DEFINE3()  local
496 		if (copy_from_user(&flock, argp, sizeof(flock)))  in SYSCALL_DEFINE3()
498 		err = fcntl_getlk64(f.file, cmd, &flock);  in SYSCALL_DEFINE3()
499 		if (!err && copy_to_user(argp, &flock, sizeof(flock)))  in SYSCALL_DEFINE3()
507 		if (copy_from_user(&flock, argp, sizeof(flock)))  in SYSCALL_DEFINE3()
509 		err = fcntl_setlk64(fd, f.file, cmd, &flock);  in SYSCALL_DEFINE3()
531 static int get_compat_flock(struct flock *kfl, const struct compat_flock __user *ufl)  in get_compat_flock()
541 static int get_compat_flock64(struct flock *kfl, const struct compat_flock64 __user *ufl)  in get_compat_flock64()
551 static int put_compat_flock(const struct flock *kfl, struct compat_flock __user *ufl)  in put_compat_flock()
562 static int put_compat_flock64(const struct flock *kfl, struct compat_flock64 __user *ufl)  in put_compat_flock64()
601 static int fixup_compat_flock(struct flock *flock)  in fixup_compat_flock()  argument
603 	if (flock->l_start > COMPAT_OFF_T_MAX)  in fixup_compat_flock()
605 	if (flock->l_len > COMPAT_OFF_T_MAX)  in fixup_compat_flock()
606 		flock->l_len = COMPAT_OFF_T_MAX;  in fixup_compat_flock()
614 	struct flock flock;  in do_compat_fcntl64()  local
631 		err = get_compat_flock(&flock, compat_ptr(arg));  in do_compat_fcntl64()
634 		err = fcntl_getlk(f.file, convert_fcntl_cmd(cmd), &flock);  in do_compat_fcntl64()
637 		err = fixup_compat_flock(&flock);  in do_compat_fcntl64()
639 			err = put_compat_flock(&flock, compat_ptr(arg));  in do_compat_fcntl64()
643 		err = get_compat_flock64(&flock, compat_ptr(arg));  in do_compat_fcntl64()
646 		err = fcntl_getlk(f.file, convert_fcntl_cmd(cmd), &flock);  in do_compat_fcntl64()
648 			err = put_compat_flock64(&flock, compat_ptr(arg));  in do_compat_fcntl64()
652 		err = get_compat_flock(&flock, compat_ptr(arg));  in do_compat_fcntl64()
655 		err = fcntl_setlk(fd, f.file, convert_fcntl_cmd(cmd), &flock);  in do_compat_fcntl64()
661 		err = get_compat_flock64(&flock, compat_ptr(arg));  in do_compat_fcntl64()
664 		err = fcntl_setlk(fd, f.file, convert_fcntl_cmd(cmd), &flock);  in do_compat_fcntl64()