130 	ssize_t length;  in sel_read_enforce()  local
132 	length = scnprintf(tmpbuf, TMPBUFLEN, "%d",  in sel_read_enforce()
134 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_enforce()
145 	ssize_t length;  in sel_write_enforce()  local
159 	length = -EINVAL;  in sel_write_enforce()
167 		length = avc_has_perm(&selinux_state,  in sel_write_enforce()
171 		if (length)  in sel_write_enforce()
189 	length = count;  in sel_write_enforce()
192 	return length;  in sel_write_enforce()
210 	ssize_t length;  in sel_read_handle_unknown()  local
216 	length = scnprintf(tmpbuf, TMPBUFLEN, "%d", handle_unknown);  in sel_read_handle_unknown()
217 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_handle_unknown()
286 	ssize_t length;  in sel_write_disable()  local
308 	length = -EINVAL;  in sel_write_disable()
314 		length = selinux_disable(fsi->state);  in sel_write_disable()
315 		if (length)  in sel_write_disable()
325 	length = count;  in sel_write_disable()
328 	return length;  in sel_write_disable()
343 	ssize_t length;  in sel_read_policyvers()  local
345 	length = scnprintf(tmpbuf, TMPBUFLEN, "%u", POLICYDB_VERSION_MAX);  in sel_read_policyvers()
346 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_policyvers()
378 	ssize_t length;  in sel_read_mls()  local
380 	length = scnprintf(tmpbuf, TMPBUFLEN, "%d",  in sel_read_mls()
382 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_mls()
619 	ssize_t length;  in sel_write_load()  local
624 	length = avc_has_perm(&selinux_state,  in sel_write_load()
627 	if (length)  in sel_write_load()
631 	length = -EINVAL;  in sel_write_load()
635 	length = -ENOMEM;  in sel_write_load()
640 	length = -EFAULT;  in sel_write_load()
644 	length = security_load_policy(fsi->state, data, count, &load_state);  in sel_write_load()
645 	if (length) {  in sel_write_load()
650 	length = sel_make_policy_nodes(fsi, load_state.policy);  in sel_write_load()
651 	if (length) {  in sel_write_load()
659 	length = count;  in sel_write_load()
668 	return length;  in sel_write_load()
682 	ssize_t length;  in sel_write_context()  local
684 	length = avc_has_perm(&selinux_state,  in sel_write_context()
687 	if (length)  in sel_write_context()
690 	length = security_context_to_sid(state, buf, size, &sid, GFP_KERNEL);  in sel_write_context()
691 	if (length)  in sel_write_context()
694 	length = security_sid_to_context(state, sid, &canon, &len);  in sel_write_context()
695 	if (length)  in sel_write_context()
698 	length = -ERANGE;  in sel_write_context()
706 	length = len;  in sel_write_context()
709 	return length;  in sel_write_context()
717 	ssize_t length;  in sel_read_checkreqprot()  local
719 	length = scnprintf(tmpbuf, TMPBUFLEN, "%u",  in sel_read_checkreqprot()
721 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_checkreqprot()
729 	ssize_t length;  in sel_write_checkreqprot()  local
732 	length = avc_has_perm(&selinux_state,  in sel_write_checkreqprot()
736 	if (length)  in sel_write_checkreqprot()
737 		return length;  in sel_write_checkreqprot()
750 	length = -EINVAL;  in sel_write_checkreqprot()
763 	length = count;  in sel_write_checkreqprot()
769 	return length;  in sel_write_checkreqprot()
905  * and the length returned.  Otherwise return 0 or and -error.
916 	ssize_t length;  in sel_write_access()  local
918 	length = avc_has_perm(&selinux_state,  in sel_write_access()
921 	if (length)  in sel_write_access()
924 	length = -ENOMEM;  in sel_write_access()
929 	length = -ENOMEM;  in sel_write_access()
934 	length = -EINVAL;  in sel_write_access()
938 	length = security_context_str_to_sid(state, scon, &ssid, GFP_KERNEL);  in sel_write_access()
939 	if (length)  in sel_write_access()
942 	length = security_context_str_to_sid(state, tcon, &tsid, GFP_KERNEL);  in sel_write_access()
943 	if (length)  in sel_write_access()
948 	length = scnprintf(buf, SIMPLE_TRANSACTION_LIMIT,  in sel_write_access()
956 	return length;  in sel_write_access()
967 	ssize_t length;  in sel_write_create()  local
972 	length = avc_has_perm(&selinux_state,  in sel_write_create()
976 	if (length)  in sel_write_create()
979 	length = -ENOMEM;  in sel_write_create()
984 	length = -ENOMEM;  in sel_write_create()
989 	length = -ENOMEM;  in sel_write_create()
994 	length = -EINVAL;  in sel_write_create()
1029 	length = security_context_str_to_sid(state, scon, &ssid, GFP_KERNEL);  in sel_write_create()
1030 	if (length)  in sel_write_create()
1033 	length = security_context_str_to_sid(state, tcon, &tsid, GFP_KERNEL);  in sel_write_create()
1034 	if (length)  in sel_write_create()
1037 	length = security_transition_sid_user(state, ssid, tsid, tclass,  in sel_write_create()
1039 	if (length)  in sel_write_create()
1042 	length = security_sid_to_context(state, newsid, &newcon, &len);  in sel_write_create()
1043 	if (length)  in sel_write_create()
1046 	length = -ERANGE;  in sel_write_create()
1054 	length = len;  in sel_write_create()
1060 	return length;  in sel_write_create()
1070 	ssize_t length;  in sel_write_relabel()  local
1074 	length = avc_has_perm(&selinux_state,  in sel_write_relabel()
1078 	if (length)  in sel_write_relabel()
1081 	length = -ENOMEM;  in sel_write_relabel()
1086 	length = -ENOMEM;  in sel_write_relabel()
1091 	length = -EINVAL;  in sel_write_relabel()
1095 	length = security_context_str_to_sid(state, scon, &ssid, GFP_KERNEL);  in sel_write_relabel()
1096 	if (length)  in sel_write_relabel()
1099 	length = security_context_str_to_sid(state, tcon, &tsid, GFP_KERNEL);  in sel_write_relabel()
1100 	if (length)  in sel_write_relabel()
1103 	length = security_change_sid(state, ssid, tsid, tclass, &newsid);  in sel_write_relabel()
1104 	if (length)  in sel_write_relabel()
1107 	length = security_sid_to_context(state, newsid, &newcon, &len);  in sel_write_relabel()
1108 	if (length)  in sel_write_relabel()
1111 	length = -ERANGE;  in sel_write_relabel()
1116 	length = len;  in sel_write_relabel()
1121 	return length;  in sel_write_relabel()
1130 	ssize_t length;  in sel_write_user()  local
1135 	length = avc_has_perm(&selinux_state,  in sel_write_user()
1139 	if (length)  in sel_write_user()
1142 	length = -ENOMEM;  in sel_write_user()
1147 	length = -ENOMEM;  in sel_write_user()
1152 	length = -EINVAL;  in sel_write_user()
1156 	length = security_context_str_to_sid(state, con, &sid, GFP_KERNEL);  in sel_write_user()
1157 	if (length)  in sel_write_user()
1160 	length = security_get_user_sids(state, sid, user, &sids, &nsids);  in sel_write_user()
1161 	if (length)  in sel_write_user()
1164 	length = sprintf(buf, "%u", nsids) + 1;  in sel_write_user()
1165 	ptr = buf + length;  in sel_write_user()
1169 			length = rc;  in sel_write_user()
1172 		if ((length + len) >= SIMPLE_TRANSACTION_LIMIT) {  in sel_write_user()
1174 			length = -ERANGE;  in sel_write_user()
1180 		length += len;  in sel_write_user()
1186 	return length;  in sel_write_user()
1196 	ssize_t length;  in sel_write_member()  local
1200 	length = avc_has_perm(&selinux_state,  in sel_write_member()
1204 	if (length)  in sel_write_member()
1207 	length = -ENOMEM;  in sel_write_member()
1212 	length = -ENOMEM;  in sel_write_member()
1217 	length = -EINVAL;  in sel_write_member()
1221 	length = security_context_str_to_sid(state, scon, &ssid, GFP_KERNEL);  in sel_write_member()
1222 	if (length)  in sel_write_member()
1225 	length = security_context_str_to_sid(state, tcon, &tsid, GFP_KERNEL);  in sel_write_member()
1226 	if (length)  in sel_write_member()
1229 	length = security_member_sid(state, ssid, tsid, tclass, &newsid);  in sel_write_member()
1230 	if (length)  in sel_write_member()
1233 	length = security_sid_to_context(state, newsid, &newcon, &len);  in sel_write_member()
1234 	if (length)  in sel_write_member()
1237 	length = -ERANGE;  in sel_write_member()
1245 	length = len;  in sel_write_member()
1250 	return length;  in sel_write_member()
1269 	ssize_t length;  in sel_read_bool()  local
1292 	length = scnprintf(page, PAGE_SIZE, "%d %d", cur_enforcing,  in sel_read_bool()
1295 	ret = simple_read_from_buffer(buf, count, ppos, page, length);  in sel_read_bool()
1310 	ssize_t length;  in sel_write_bool()  local
1328 	length = avc_has_perm(&selinux_state,  in sel_write_bool()
1332 	if (length)  in sel_write_bool()
1335 	length = -EINVAL;  in sel_write_bool()
1340 	length = -EINVAL;  in sel_write_bool()
1348 	length = count;  in sel_write_bool()
1353 	return length;  in sel_write_bool()
1368 	ssize_t length;  in sel_commit_bools_write()  local
1384 	length = avc_has_perm(&selinux_state,  in sel_commit_bools_write()
1388 	if (length)  in sel_commit_bools_write()
1391 	length = -EINVAL;  in sel_commit_bools_write()
1395 	length = 0;  in sel_commit_bools_write()
1397 		length = security_set_bools(fsi->state, fsi->bool_num,  in sel_commit_bools_write()
1400 	if (!length)  in sel_commit_bools_write()
1401 		length = count;  in sel_commit_bools_write()
1406 	return length;  in sel_commit_bools_write()
1505 	ssize_t length;  in sel_read_avc_cache_threshold()  local
1507 	length = scnprintf(tmpbuf, TMPBUFLEN, "%u",  in sel_read_avc_cache_threshold()
1509 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_avc_cache_threshold()
1559 	ssize_t length;  in sel_read_avc_hash_stats()  local
1565 	length = avc_get_hash_stats(state->avc, page);  in sel_read_avc_hash_stats()
1566 	if (length >= 0)  in sel_read_avc_hash_stats()
1567 		length = simple_read_from_buffer(buf, count, ppos, page, length);  in sel_read_avc_hash_stats()
1570 	return length;  in sel_read_avc_hash_stats()
1579 	ssize_t length;  in sel_read_sidtab_hash_stats()  local
1585 	length = security_sidtab_hash_stats(state, page);  in sel_read_sidtab_hash_stats()
1586 	if (length >= 0)  in sel_read_sidtab_hash_stats()
1587 		length = simple_read_from_buffer(buf, count, ppos, page,  in sel_read_sidtab_hash_stats()
1588 						length);  in sel_read_sidtab_hash_stats()
1591 	return length;  in sel_read_sidtab_hash_stats()
1854 	ssize_t length;  in sel_read_policycap()  local
1858 	length = scnprintf(tmpbuf, TMPBUFLEN, "%d", value);  in sel_read_policycap()
1860 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_policycap()