583 	struct user_desc ldt_info;  in write_ldt()  local
588 	if (bytecount != sizeof(ldt_info))  in write_ldt()
591 	if (copy_from_user(&ldt_info, ptr, sizeof(ldt_info)))  in write_ldt()
595 	if (ldt_info.entry_number >= LDT_ENTRIES)  in write_ldt()
597 	if (ldt_info.contents == 3) {  in write_ldt()
600 		if (ldt_info.seg_not_present == 0)  in write_ldt()
604 	if ((oldmode && !ldt_info.base_addr && !ldt_info.limit) ||  in write_ldt()
605 	    LDT_empty(&ldt_info)) {  in write_ldt()
609 		if (!ldt_info.seg_32bit && !allow_16bit_segments()) {  in write_ldt()
614 		fill_ldt(&ldt, &ldt_info);  in write_ldt()
624 	new_nr_entries = max(ldt_info.entry_number + 1, old_nr_entries);  in write_ldt()
634 	new_ldt->entries[ldt_info.entry_number] = ldt;  in write_ldt()