129 	ssize_t length;  in sel_read_enforce()  local
131 	length = scnprintf(tmpbuf, TMPBUFLEN, "%d",  in sel_read_enforce()
133 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_enforce()
144 	ssize_t length;  in sel_write_enforce()  local
158 	length = -EINVAL;  in sel_write_enforce()
166 		length = avc_has_perm(&selinux_state,  in sel_write_enforce()
170 		if (length)  in sel_write_enforce()
186 	length = count;  in sel_write_enforce()
189 	return length;  in sel_write_enforce()
207 	ssize_t length;  in sel_read_handle_unknown()  local
213 	length = scnprintf(tmpbuf, TMPBUFLEN, "%d", handle_unknown);  in sel_read_handle_unknown()
214 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_handle_unknown()
283 	ssize_t length;  in sel_write_disable()  local
305 	length = -EINVAL;  in sel_write_disable()
311 		length = selinux_disable(fsi->state);  in sel_write_disable()
312 		if (length)  in sel_write_disable()
322 	length = count;  in sel_write_disable()
325 	return length;  in sel_write_disable()
340 	ssize_t length;  in sel_read_policyvers()  local
342 	length = scnprintf(tmpbuf, TMPBUFLEN, "%u", POLICYDB_VERSION_MAX);  in sel_read_policyvers()
343 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_policyvers()
375 	ssize_t length;  in sel_read_mls()  local
377 	length = scnprintf(tmpbuf, TMPBUFLEN, "%d",  in sel_read_mls()
379 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_mls()
620 	ssize_t length;  in sel_write_load()  local
625 	length = avc_has_perm(&selinux_state,  in sel_write_load()
628 	if (length)  in sel_write_load()
632 	length = -EINVAL;  in sel_write_load()
636 	length = -ENOMEM;  in sel_write_load()
641 	length = -EFAULT;  in sel_write_load()
645 	length = security_load_policy(fsi->state, data, count, &newpolicy);  in sel_write_load()
646 	if (length) {  in sel_write_load()
651 	length = sel_make_policy_nodes(fsi, newpolicy);  in sel_write_load()
652 	if (length) {  in sel_write_load()
659 	length = count;  in sel_write_load()
669 	return length;  in sel_write_load()
683 	ssize_t length;  in sel_write_context()  local
685 	length = avc_has_perm(&selinux_state,  in sel_write_context()
688 	if (length)  in sel_write_context()
691 	length = security_context_to_sid(state, buf, size, &sid, GFP_KERNEL);  in sel_write_context()
692 	if (length)  in sel_write_context()
695 	length = security_sid_to_context(state, sid, &canon, &len);  in sel_write_context()
696 	if (length)  in sel_write_context()
699 	length = -ERANGE;  in sel_write_context()
707 	length = len;  in sel_write_context()
710 	return length;  in sel_write_context()
718 	ssize_t length;  in sel_read_checkreqprot()  local
720 	length = scnprintf(tmpbuf, TMPBUFLEN, "%u",  in sel_read_checkreqprot()
722 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_checkreqprot()
730 	ssize_t length;  in sel_write_checkreqprot()  local
733 	length = avc_has_perm(&selinux_state,  in sel_write_checkreqprot()
737 	if (length)  in sel_write_checkreqprot()
738 		return length;  in sel_write_checkreqprot()
751 	length = -EINVAL;  in sel_write_checkreqprot()
764 	length = count;  in sel_write_checkreqprot()
767 	return length;  in sel_write_checkreqprot()
903  * and the length returned.  Otherwise return 0 or and -error.
914 	ssize_t length;  in sel_write_access()  local
916 	length = avc_has_perm(&selinux_state,  in sel_write_access()
919 	if (length)  in sel_write_access()
922 	length = -ENOMEM;  in sel_write_access()
927 	length = -ENOMEM;  in sel_write_access()
932 	length = -EINVAL;  in sel_write_access()
936 	length = security_context_str_to_sid(state, scon, &ssid, GFP_KERNEL);  in sel_write_access()
937 	if (length)  in sel_write_access()
940 	length = security_context_str_to_sid(state, tcon, &tsid, GFP_KERNEL);  in sel_write_access()
941 	if (length)  in sel_write_access()
946 	length = scnprintf(buf, SIMPLE_TRANSACTION_LIMIT,  in sel_write_access()
954 	return length;  in sel_write_access()
965 	ssize_t length;  in sel_write_create()  local
970 	length = avc_has_perm(&selinux_state,  in sel_write_create()
974 	if (length)  in sel_write_create()
977 	length = -ENOMEM;  in sel_write_create()
982 	length = -ENOMEM;  in sel_write_create()
987 	length = -ENOMEM;  in sel_write_create()
992 	length = -EINVAL;  in sel_write_create()
1027 	length = security_context_str_to_sid(state, scon, &ssid, GFP_KERNEL);  in sel_write_create()
1028 	if (length)  in sel_write_create()
1031 	length = security_context_str_to_sid(state, tcon, &tsid, GFP_KERNEL);  in sel_write_create()
1032 	if (length)  in sel_write_create()
1035 	length = security_transition_sid_user(state, ssid, tsid, tclass,  in sel_write_create()
1037 	if (length)  in sel_write_create()
1040 	length = security_sid_to_context(state, newsid, &newcon, &len);  in sel_write_create()
1041 	if (length)  in sel_write_create()
1044 	length = -ERANGE;  in sel_write_create()
1052 	length = len;  in sel_write_create()
1058 	return length;  in sel_write_create()
1068 	ssize_t length;  in sel_write_relabel()  local
1072 	length = avc_has_perm(&selinux_state,  in sel_write_relabel()
1076 	if (length)  in sel_write_relabel()
1079 	length = -ENOMEM;  in sel_write_relabel()
1084 	length = -ENOMEM;  in sel_write_relabel()
1089 	length = -EINVAL;  in sel_write_relabel()
1093 	length = security_context_str_to_sid(state, scon, &ssid, GFP_KERNEL);  in sel_write_relabel()
1094 	if (length)  in sel_write_relabel()
1097 	length = security_context_str_to_sid(state, tcon, &tsid, GFP_KERNEL);  in sel_write_relabel()
1098 	if (length)  in sel_write_relabel()
1101 	length = security_change_sid(state, ssid, tsid, tclass, &newsid);  in sel_write_relabel()
1102 	if (length)  in sel_write_relabel()
1105 	length = security_sid_to_context(state, newsid, &newcon, &len);  in sel_write_relabel()
1106 	if (length)  in sel_write_relabel()
1109 	length = -ERANGE;  in sel_write_relabel()
1114 	length = len;  in sel_write_relabel()
1119 	return length;  in sel_write_relabel()
1128 	ssize_t length;  in sel_write_user()  local
1133 	length = avc_has_perm(&selinux_state,  in sel_write_user()
1137 	if (length)  in sel_write_user()
1140 	length = -ENOMEM;  in sel_write_user()
1145 	length = -ENOMEM;  in sel_write_user()
1150 	length = -EINVAL;  in sel_write_user()
1154 	length = security_context_str_to_sid(state, con, &sid, GFP_KERNEL);  in sel_write_user()
1155 	if (length)  in sel_write_user()
1158 	length = security_get_user_sids(state, sid, user, &sids, &nsids);  in sel_write_user()
1159 	if (length)  in sel_write_user()
1162 	length = sprintf(buf, "%u", nsids) + 1;  in sel_write_user()
1163 	ptr = buf + length;  in sel_write_user()
1167 			length = rc;  in sel_write_user()
1170 		if ((length + len) >= SIMPLE_TRANSACTION_LIMIT) {  in sel_write_user()
1172 			length = -ERANGE;  in sel_write_user()
1178 		length += len;  in sel_write_user()
1184 	return length;  in sel_write_user()
1194 	ssize_t length;  in sel_write_member()  local
1198 	length = avc_has_perm(&selinux_state,  in sel_write_member()
1202 	if (length)  in sel_write_member()
1205 	length = -ENOMEM;  in sel_write_member()
1210 	length = -ENOMEM;  in sel_write_member()
1215 	length = -EINVAL;  in sel_write_member()
1219 	length = security_context_str_to_sid(state, scon, &ssid, GFP_KERNEL);  in sel_write_member()
1220 	if (length)  in sel_write_member()
1223 	length = security_context_str_to_sid(state, tcon, &tsid, GFP_KERNEL);  in sel_write_member()
1224 	if (length)  in sel_write_member()
1227 	length = security_member_sid(state, ssid, tsid, tclass, &newsid);  in sel_write_member()
1228 	if (length)  in sel_write_member()
1231 	length = security_sid_to_context(state, newsid, &newcon, &len);  in sel_write_member()
1232 	if (length)  in sel_write_member()
1235 	length = -ERANGE;  in sel_write_member()
1243 	length = len;  in sel_write_member()
1248 	return length;  in sel_write_member()
1267 	ssize_t length;  in sel_read_bool()  local
1290 	length = scnprintf(page, PAGE_SIZE, "%d %d", cur_enforcing,  in sel_read_bool()
1293 	ret = simple_read_from_buffer(buf, count, ppos, page, length);  in sel_read_bool()
1308 	ssize_t length;  in sel_write_bool()  local
1326 	length = avc_has_perm(&selinux_state,  in sel_write_bool()
1330 	if (length)  in sel_write_bool()
1333 	length = -EINVAL;  in sel_write_bool()
1338 	length = -EINVAL;  in sel_write_bool()
1346 	length = count;  in sel_write_bool()
1351 	return length;  in sel_write_bool()
1366 	ssize_t length;  in sel_commit_bools_write()  local
1382 	length = avc_has_perm(&selinux_state,  in sel_commit_bools_write()
1386 	if (length)  in sel_commit_bools_write()
1389 	length = -EINVAL;  in sel_commit_bools_write()
1393 	length = 0;  in sel_commit_bools_write()
1395 		length = security_set_bools(fsi->state, fsi->bool_num,  in sel_commit_bools_write()
1398 	if (!length)  in sel_commit_bools_write()
1399 		length = count;  in sel_commit_bools_write()
1404 	return length;  in sel_commit_bools_write()
1503 	ssize_t length;  in sel_read_avc_cache_threshold()  local
1505 	length = scnprintf(tmpbuf, TMPBUFLEN, "%u",  in sel_read_avc_cache_threshold()
1507 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_avc_cache_threshold()
1557 	ssize_t length;  in sel_read_avc_hash_stats()  local
1563 	length = avc_get_hash_stats(state->avc, page);  in sel_read_avc_hash_stats()
1564 	if (length >= 0)  in sel_read_avc_hash_stats()
1565 		length = simple_read_from_buffer(buf, count, ppos, page, length);  in sel_read_avc_hash_stats()
1568 	return length;  in sel_read_avc_hash_stats()
1577 	ssize_t length;  in sel_read_sidtab_hash_stats()  local
1583 	length = security_sidtab_hash_stats(state, page);  in sel_read_sidtab_hash_stats()
1584 	if (length >= 0)  in sel_read_sidtab_hash_stats()
1585 		length = simple_read_from_buffer(buf, count, ppos, page,  in sel_read_sidtab_hash_stats()
1586 						length);  in sel_read_sidtab_hash_stats()
1589 	return length;  in sel_read_sidtab_hash_stats()
1852 	ssize_t length;  in sel_read_policycap()  local
1856 	length = scnprintf(tmpbuf, TMPBUFLEN, "%d", value);  in sel_read_policycap()
1858 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_policycap()