223 	size_t ol;  in dhcp6_findoption()  local
230 		ol = sizeof(*o) + ntohs(o->len);  in dhcp6_findoption()
231 		if (ol > len) {  in dhcp6_findoption()
237 		len -= ol;  in dhcp6_findoption()
247     const uint8_t *od, size_t ol, struct dhcp_opt **oopt)  in dhcp6_getoption()  argument
255 		if (ol < *os) {  in dhcp6_getoption()
261 		if (*len > ol - *os) {  in dhcp6_getoption()
1831 	uint16_t ol;  in dhcp6_findpd()  local
1840 		ol = ntohs(o->len);  in dhcp6_findpd()
1841 		l -= sizeof(*o) + ol;  in dhcp6_findpd()
1842 		d += sizeof(*o) + ol;  in dhcp6_findpd()
1843 		if (ol < sizeof(*pdp)) {  in dhcp6_findpd()
1893 		ol = (uint16_t)(ol - sizeof(pdp));  in dhcp6_findpd()
1894 		ex = dhcp6_findoption(D6_OPTION_PD_EXCLUDE, p, ol);  in dhcp6_findpd()
1912 		ol = ntohs(ex->len);  in dhcp6_findpd()
1913 		if (ol < 2) {  in dhcp6_findpd()
1920 		ol--;  in dhcp6_findpd()
1922 		    != ol)  in dhcp6_findpd()
1933 			ol--;  in dhcp6_findpd()
1936 		while (ol-- > 0)  in dhcp6_findpd()
1955 	uint16_t code, ol;  in dhcp6_findia()  local
1975 		ol = ntohs(o->len);  in dhcp6_findia()
1976 		if (sizeof(*o) + ol > l) {  in dhcp6_findia()
1982 		l -= sizeof(*o) + ol;  in dhcp6_findia()
1996 		if (ol < u32) {  in dhcp6_findia()
2006 		ol = (uint16_t)(ol - sizeof(iaid));  in dhcp6_findia()
2033 			ol = (uint16_t)(ol - sizeof(u32));  in dhcp6_findia()
2037 			ol = (uint16_t)(ol - sizeof(u32));  in dhcp6_findia()
2040 		if (dhcp6_checkstatusok(ifp, NULL, p, ol) == -1) {  in dhcp6_findia()
2046 			    dhcp6_findpd(ifp, iaid, p, ol, acquired) == 0)  in dhcp6_findia()
2054 			if (dhcp6_findna(ifp, code, iaid, p, ol, acquired) == 0)  in dhcp6_findia()
3463 	uint16_t ol, oc;  in dhcp6_env()  local
3515 		ol = ntohs(o->len);  in dhcp6_env()
3516 		if (sizeof(*o) + ol > len) {  in dhcp6_env()
3520 		len -= sizeof(*o) + ol;  in dhcp6_env()
3531 		    ol > sizeof(en))  in dhcp6_env()
3551 			    opt, dhcp6_getoption, D6_COPTION_DATA(o), ol);  in dhcp6_env()
3559 			    ol - sizeof(en));  in dhcp6_env()