135 	ssize_t length;  in sel_read_enforce()  local
137 	length = scnprintf(tmpbuf, TMPBUFLEN, "%d", selinux_enforcing);  in sel_read_enforce()
138 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_enforce()
147 	ssize_t length;  in sel_write_enforce()  local
150 	length = -ENOMEM;  in sel_write_enforce()
155 	length = -EINVAL;  in sel_write_enforce()
159 	length = -ENOMEM;  in sel_write_enforce()
164 	length = -EFAULT;  in sel_write_enforce()
168 	length = -EINVAL;  in sel_write_enforce()
173 		length = task_has_security(current, SECURITY__SETENFORCE);  in sel_write_enforce()
174 		if (length)  in sel_write_enforce()
187 	length = count;  in sel_write_enforce()
190 	return length;  in sel_write_enforce()
206 	ssize_t length;  in sel_read_handle_unknown()  local
211 	length = scnprintf(tmpbuf, TMPBUFLEN, "%d", handle_unknown);  in sel_read_handle_unknown()
212 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_handle_unknown()
279 	ssize_t length;  in sel_write_disable()  local
282 	length = -ENOMEM;  in sel_write_disable()
287 	length = -EINVAL;  in sel_write_disable()
291 	length = -ENOMEM;  in sel_write_disable()
296 	length = -EFAULT;  in sel_write_disable()
300 	length = -EINVAL;  in sel_write_disable()
305 		length = selinux_disable();  in sel_write_disable()
306 		if (length)  in sel_write_disable()
314 	length = count;  in sel_write_disable()
317 	return length;  in sel_write_disable()
332 	ssize_t length;  in sel_read_policyvers()  local
334 	length = scnprintf(tmpbuf, TMPBUFLEN, "%u", POLICYDB_VERSION_MAX);  in sel_read_policyvers()
335 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_policyvers()
356 	ssize_t length;  in sel_read_mls()  local
358 	length = scnprintf(tmpbuf, TMPBUFLEN, "%d",  in sel_read_mls()
360 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_mls()
508 	ssize_t length;  in sel_write_load()  local
513 	length = task_has_security(current, SECURITY__LOAD_POLICY);  in sel_write_load()
514 	if (length)  in sel_write_load()
518 	length = -EINVAL;  in sel_write_load()
522 	length = -EFBIG;  in sel_write_load()
526 	length = -ENOMEM;  in sel_write_load()
531 	length = -EFAULT;  in sel_write_load()
535 	length = security_load_policy(data, count);  in sel_write_load()
536 	if (length)  in sel_write_load()
539 	length = sel_make_bools();  in sel_write_load()
540 	if (length)  in sel_write_load()
543 	length = sel_make_classes();  in sel_write_load()
544 	if (length)  in sel_write_load()
547 	length = sel_make_policycap();  in sel_write_load()
548 	if (length)  in sel_write_load()
551 	length = count;  in sel_write_load()
561 	return length;  in sel_write_load()
573 	ssize_t length;  in sel_write_context()  local
575 	length = task_has_security(current, SECURITY__CHECK_CONTEXT);  in sel_write_context()
576 	if (length)  in sel_write_context()
579 	length = security_context_to_sid(buf, size, &sid, GFP_KERNEL);  in sel_write_context()
580 	if (length)  in sel_write_context()
583 	length = security_sid_to_context(sid, &canon, &len);  in sel_write_context()
584 	if (length)  in sel_write_context()
587 	length = -ERANGE;  in sel_write_context()
595 	length = len;  in sel_write_context()
598 	return length;  in sel_write_context()
605 	ssize_t length;  in sel_read_checkreqprot()  local
607 	length = scnprintf(tmpbuf, TMPBUFLEN, "%u", selinux_checkreqprot);  in sel_read_checkreqprot()
608 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_checkreqprot()
615 	ssize_t length;  in sel_write_checkreqprot()  local
618 	length = task_has_security(current, SECURITY__SETCHECKREQPROT);  in sel_write_checkreqprot()
619 	if (length)  in sel_write_checkreqprot()
622 	length = -ENOMEM;  in sel_write_checkreqprot()
627 	length = -EINVAL;  in sel_write_checkreqprot()
631 	length = -ENOMEM;  in sel_write_checkreqprot()
636 	length = -EFAULT;  in sel_write_checkreqprot()
640 	length = -EINVAL;  in sel_write_checkreqprot()
645 	length = count;  in sel_write_checkreqprot()
648 	return length;  in sel_write_checkreqprot()
714 	ssize_t length;  in sel_write_access()  local
716 	length = task_has_security(current, SECURITY__COMPUTE_AV);  in sel_write_access()
717 	if (length)  in sel_write_access()
720 	length = -ENOMEM;  in sel_write_access()
725 	length = -ENOMEM;  in sel_write_access()
730 	length = -EINVAL;  in sel_write_access()
734 	length = security_context_to_sid(scon, strlen(scon) + 1, &ssid,  in sel_write_access()
736 	if (length)  in sel_write_access()
739 	length = security_context_to_sid(tcon, strlen(tcon) + 1, &tsid,  in sel_write_access()
741 	if (length)  in sel_write_access()
746 	length = scnprintf(buf, SIMPLE_TRANSACTION_LIMIT,  in sel_write_access()
754 	return length;  in sel_write_access()
763 	ssize_t length;  in sel_write_create()  local
768 	length = task_has_security(current, SECURITY__COMPUTE_CREATE);  in sel_write_create()
769 	if (length)  in sel_write_create()
772 	length = -ENOMEM;  in sel_write_create()
777 	length = -ENOMEM;  in sel_write_create()
782 	length = -ENOMEM;  in sel_write_create()
787 	length = -EINVAL;  in sel_write_create()
822 	length = security_context_to_sid(scon, strlen(scon) + 1, &ssid,  in sel_write_create()
824 	if (length)  in sel_write_create()
827 	length = security_context_to_sid(tcon, strlen(tcon) + 1, &tsid,  in sel_write_create()
829 	if (length)  in sel_write_create()
832 	length = security_transition_sid_user(ssid, tsid, tclass,  in sel_write_create()
834 	if (length)  in sel_write_create()
837 	length = security_sid_to_context(newsid, &newcon, &len);  in sel_write_create()
838 	if (length)  in sel_write_create()
841 	length = -ERANGE;  in sel_write_create()
849 	length = len;  in sel_write_create()
855 	return length;  in sel_write_create()
863 	ssize_t length;  in sel_write_relabel()  local
867 	length = task_has_security(current, SECURITY__COMPUTE_RELABEL);  in sel_write_relabel()
868 	if (length)  in sel_write_relabel()
871 	length = -ENOMEM;  in sel_write_relabel()
876 	length = -ENOMEM;  in sel_write_relabel()
881 	length = -EINVAL;  in sel_write_relabel()
885 	length = security_context_to_sid(scon, strlen(scon) + 1, &ssid,  in sel_write_relabel()
887 	if (length)  in sel_write_relabel()
890 	length = security_context_to_sid(tcon, strlen(tcon) + 1, &tsid,  in sel_write_relabel()
892 	if (length)  in sel_write_relabel()
895 	length = security_change_sid(ssid, tsid, tclass, &newsid);  in sel_write_relabel()
896 	if (length)  in sel_write_relabel()
899 	length = security_sid_to_context(newsid, &newcon, &len);  in sel_write_relabel()
900 	if (length)  in sel_write_relabel()
903 	length = -ERANGE;  in sel_write_relabel()
908 	length = len;  in sel_write_relabel()
913 	return length;  in sel_write_relabel()
920 	ssize_t length;  in sel_write_user()  local
925 	length = task_has_security(current, SECURITY__COMPUTE_USER);  in sel_write_user()
926 	if (length)  in sel_write_user()
929 	length = -ENOMEM;  in sel_write_user()
934 	length = -ENOMEM;  in sel_write_user()
939 	length = -EINVAL;  in sel_write_user()
943 	length = security_context_to_sid(con, strlen(con) + 1, &sid, GFP_KERNEL);  in sel_write_user()
944 	if (length)  in sel_write_user()
947 	length = security_get_user_sids(sid, user, &sids, &nsids);  in sel_write_user()
948 	if (length)  in sel_write_user()
951 	length = sprintf(buf, "%u", nsids) + 1;  in sel_write_user()
952 	ptr = buf + length;  in sel_write_user()
956 			length = rc;  in sel_write_user()
959 		if ((length + len) >= SIMPLE_TRANSACTION_LIMIT) {  in sel_write_user()
961 			length = -ERANGE;  in sel_write_user()
967 		length += len;  in sel_write_user()
973 	return length;  in sel_write_user()
981 	ssize_t length;  in sel_write_member()  local
985 	length = task_has_security(current, SECURITY__COMPUTE_MEMBER);  in sel_write_member()
986 	if (length)  in sel_write_member()
989 	length = -ENOMEM;  in sel_write_member()
994 	length = -ENOMEM;  in sel_write_member()
999 	length = -EINVAL;  in sel_write_member()
1003 	length = security_context_to_sid(scon, strlen(scon) + 1, &ssid,  in sel_write_member()
1005 	if (length)  in sel_write_member()
1008 	length = security_context_to_sid(tcon, strlen(tcon) + 1, &tsid,  in sel_write_member()
1010 	if (length)  in sel_write_member()
1013 	length = security_member_sid(ssid, tsid, tclass, &newsid);  in sel_write_member()
1014 	if (length)  in sel_write_member()
1017 	length = security_sid_to_context(newsid, &newcon, &len);  in sel_write_member()
1018 	if (length)  in sel_write_member()
1021 	length = -ERANGE;  in sel_write_member()
1029 	length = len;  in sel_write_member()
1034 	return length;  in sel_write_member()
1052 	ssize_t length;  in sel_read_bool()  local
1074 	length = scnprintf(page, PAGE_SIZE, "%d %d", cur_enforcing,  in sel_read_bool()
1076 	ret = simple_read_from_buffer(buf, count, ppos, page, length);  in sel_read_bool()
1087 	ssize_t length;  in sel_write_bool()  local
1094 	length = task_has_security(current, SECURITY__SETBOOL);  in sel_write_bool()
1095 	if (length)  in sel_write_bool()
1098 	length = -EINVAL;  in sel_write_bool()
1102 	length = -ENOMEM;  in sel_write_bool()
1107 	length = -EINVAL;  in sel_write_bool()
1111 	length = -ENOMEM;  in sel_write_bool()
1116 	length = -EFAULT;  in sel_write_bool()
1120 	length = -EINVAL;  in sel_write_bool()
1128 	length = count;  in sel_write_bool()
1133 	return length;  in sel_write_bool()
1147 	ssize_t length;  in sel_commit_bools_write()  local
1152 	length = task_has_security(current, SECURITY__SETBOOL);  in sel_commit_bools_write()
1153 	if (length)  in sel_commit_bools_write()
1156 	length = -ENOMEM;  in sel_commit_bools_write()
1161 	length = -EINVAL;  in sel_commit_bools_write()
1165 	length = -ENOMEM;  in sel_commit_bools_write()
1170 	length = -EFAULT;  in sel_commit_bools_write()
1174 	length = -EINVAL;  in sel_commit_bools_write()
1178 	length = 0;  in sel_commit_bools_write()
1180 		length = security_set_bools(bool_num, bool_pending_values);  in sel_commit_bools_write()
1182 	if (!length)  in sel_commit_bools_write()
1183 		length = count;  in sel_commit_bools_write()
1188 	return length;  in sel_commit_bools_write()
1292 	ssize_t length;  in sel_read_avc_cache_threshold()  local
1294 	length = scnprintf(tmpbuf, TMPBUFLEN, "%u", avc_cache_threshold);  in sel_read_avc_cache_threshold()
1295 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_avc_cache_threshold()
1345 	ssize_t length;  in sel_read_avc_hash_stats()  local
1351 	length = avc_get_hash_stats(page);  in sel_read_avc_hash_stats()
1352 	if (length >= 0)  in sel_read_avc_hash_stats()
1353 		length = simple_read_from_buffer(buf, count, ppos, page, length);  in sel_read_avc_hash_stats()
1356 	return length;  in sel_read_avc_hash_stats()
1570 	ssize_t length;  in sel_read_policycap()  local
1574 	length = scnprintf(tmpbuf, TMPBUFLEN, "%d", value);  in sel_read_policycap()
1576 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_policycap()