269 	t_uscalar_t	dataoff, datalen;  in dlpi_info()  local
318 	dataoff = infoackp->dl_qos_offset;  in dlpi_info()
319 	if (dataoff != 0 && datalen != 0) {  in dlpi_info()
320 		datap = (caddr_t)infoackp + dataoff;  in dlpi_info()
322 		    dataoff < DL_INFO_ACK_SIZE || datap + datalen > ackendp)  in dlpi_info()
332 	dataoff = infoackp->dl_qos_range_offset;  in dlpi_info()
333 	if (dataoff != 0 && datalen != 0) {  in dlpi_info()
334 		datap = (caddr_t)infoackp + dataoff;  in dlpi_info()
336 		    dataoff < DL_INFO_ACK_SIZE || datap + datalen > ackendp)  in dlpi_info()
353 	dataoff = infoackp->dl_addr_offset;  in dlpi_info()
355 	if (dataoff != 0 && datalen != 0) {  in dlpi_info()
356 		datap = (caddr_t)infoackp + dataoff;  in dlpi_info()
357 		if (dataoff < DL_INFO_ACK_SIZE || datap + datalen > ackendp)  in dlpi_info()
372 	dataoff = infoackp->dl_brdcst_addr_offset;  in dlpi_info()
373 	if (dataoff != 0 && datalen != 0) {  in dlpi_info()
374 		datap = (caddr_t)infoackp + dataoff;  in dlpi_info()
375 		if (dataoff < DL_INFO_ACK_SIZE || datap + datalen > ackendp)  in dlpi_info()
590 	t_uscalar_t		dataoff, datalen;  in dlpi_get_physaddr()  local
613 	dataoff = physackp->dl_addr_offset;  in dlpi_get_physaddr()
615 	if (dataoff != 0 && datalen != 0) {  in dlpi_get_physaddr()
616 		datap = (caddr_t)physackp + dataoff;  in dlpi_get_physaddr()
619 		if (dataoff < DL_PHYS_ADDR_ACK_SIZE ||  in dlpi_get_physaddr()
723 	t_uscalar_t		dataoff, datalen;  in dlpi_recv()  local
759 		dataoff = udatap->dl_src_addr_offset;  in dlpi_recv()
761 		if (dataoff != 0 && datalen != 0) {  in dlpi_recv()
762 			datap = (caddr_t)udatap + dataoff;  in dlpi_recv()
763 			if (dataoff < DL_UNITDATA_IND_SIZE ||  in dlpi_recv()
784 		dataoff = udatap->dl_dest_addr_offset;  in dlpi_recv()
786 		if (dataoff != 0 && datalen != 0) {  in dlpi_recv()
787 			datap = (caddr_t)udatap + dataoff;  in dlpi_recv()
788 			if (dataoff < DL_UNITDATA_IND_SIZE ||  in dlpi_recv()
1735 	t_uscalar_t		dataoff, datalen;  local
1758 		dataoff = dlnotifyindp->dl_addr_offset;
1761 		if (dataoff == 0 || datalen == 0)
1764 		datap = (caddr_t)dlnotifyindp + dataoff;
1765 		if (dataoff < DL_NOTIFY_IND_SIZE)