2020 	req.validlen = req.oldlen;  in kernel_sysctl()
2037 	if (req.lock == REQ_WIRED && req.validlen > 0)  in kernel_sysctl()
2038 		vsunlock(req.oldptr, req.validlen);  in kernel_sysctl()
2044 		if (req.oldptr && req.oldidx > req.validlen)  in kernel_sysctl()
2045 			*retval = req.validlen;  in kernel_sysctl()
2096 	len = req->validlen;  in sysctl_old_user()
2154 		req->validlen = wiredlen;  in sysctl_wire_old_buffer()
2436 	req.validlen = req.oldlen;  in userland_sysctl()
2470 	if (req.lock == REQ_WIRED && req.validlen > 0)  in userland_sysctl()
2471 		vsunlock(req.oldptr, req.validlen);  in userland_sysctl()
2479 		if (req.oldptr && req.oldidx > req.validlen)  in userland_sysctl()
2480 			*retval = req.validlen;  in userland_sysctl()
2744 	req.validlen = req.oldlen;  in db_sysctl()
2761 		if (req.oldptr && req.oldidx > req.validlen)  in db_sysctl()
2762 			*retval = req.validlen;  in db_sysctl()