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
310 	length = -EINVAL;  in sel_write_disable()
316 		length = selinux_disable(fsi->state);  in sel_write_disable()
317 		if (length)  in sel_write_disable()
327 	length = count;  in sel_write_disable()
330 	return length;  in sel_write_disable()
345 	ssize_t length;  in sel_read_policyvers()  local
347 	length = scnprintf(tmpbuf, TMPBUFLEN, "%u", POLICYDB_VERSION_MAX);  in sel_read_policyvers()
348 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_policyvers()
380 	ssize_t length;  in sel_read_mls()  local
382 	length = scnprintf(tmpbuf, TMPBUFLEN, "%d",  in sel_read_mls()
384 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_mls()
621 	ssize_t length;  in sel_write_load()  local
626 	length = avc_has_perm(&selinux_state,  in sel_write_load()
629 	if (length)  in sel_write_load()
633 	length = -EINVAL;  in sel_write_load()
637 	length = -ENOMEM;  in sel_write_load()
642 	length = -EFAULT;  in sel_write_load()
646 	length = security_load_policy(fsi->state, data, count, &load_state);  in sel_write_load()
647 	if (length) {  in sel_write_load()
652 	length = sel_make_policy_nodes(fsi, load_state.policy);  in sel_write_load()
653 	if (length) {  in sel_write_load()
661 	length = count;  in sel_write_load()
670 	return length;  in sel_write_load()
684 	ssize_t length;  in sel_write_context()  local
686 	length = avc_has_perm(&selinux_state,  in sel_write_context()
689 	if (length)  in sel_write_context()
692 	length = security_context_to_sid(state, buf, size, &sid, GFP_KERNEL);  in sel_write_context()
693 	if (length)  in sel_write_context()
696 	length = security_sid_to_context(state, sid, &canon, &len);  in sel_write_context()
697 	if (length)  in sel_write_context()
700 	length = -ERANGE;  in sel_write_context()
708 	length = len;  in sel_write_context()
711 	return length;  in sel_write_context()
719 	ssize_t length;  in sel_read_checkreqprot()  local
721 	length = scnprintf(tmpbuf, TMPBUFLEN, "%u",  in sel_read_checkreqprot()
723 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_checkreqprot()
731 	ssize_t length;  in sel_write_checkreqprot()  local
734 	length = avc_has_perm(&selinux_state,  in sel_write_checkreqprot()
738 	if (length)  in sel_write_checkreqprot()
739 		return length;  in sel_write_checkreqprot()
752 	length = -EINVAL;  in sel_write_checkreqprot()
767 	length = count;  in sel_write_checkreqprot()
773 	return length;  in sel_write_checkreqprot()
909  * and the length returned.  Otherwise return 0 or and -error.
920 	ssize_t length;  in sel_write_access()  local
922 	length = avc_has_perm(&selinux_state,  in sel_write_access()
925 	if (length)  in sel_write_access()
928 	length = -ENOMEM;  in sel_write_access()
933 	length = -ENOMEM;  in sel_write_access()
938 	length = -EINVAL;  in sel_write_access()
942 	length = security_context_str_to_sid(state, scon, &ssid, GFP_KERNEL);  in sel_write_access()
943 	if (length)  in sel_write_access()
946 	length = security_context_str_to_sid(state, tcon, &tsid, GFP_KERNEL);  in sel_write_access()
947 	if (length)  in sel_write_access()
952 	length = scnprintf(buf, SIMPLE_TRANSACTION_LIMIT,  in sel_write_access()
960 	return length;  in sel_write_access()
971 	ssize_t length;  in sel_write_create()  local
976 	length = avc_has_perm(&selinux_state,  in sel_write_create()
980 	if (length)  in sel_write_create()
983 	length = -ENOMEM;  in sel_write_create()
988 	length = -ENOMEM;  in sel_write_create()
993 	length = -ENOMEM;  in sel_write_create()
998 	length = -EINVAL;  in sel_write_create()
1033 	length = security_context_str_to_sid(state, scon, &ssid, GFP_KERNEL);  in sel_write_create()
1034 	if (length)  in sel_write_create()
1037 	length = security_context_str_to_sid(state, tcon, &tsid, GFP_KERNEL);  in sel_write_create()
1038 	if (length)  in sel_write_create()
1041 	length = security_transition_sid_user(state, ssid, tsid, tclass,  in sel_write_create()
1043 	if (length)  in sel_write_create()
1046 	length = security_sid_to_context(state, newsid, &newcon, &len);  in sel_write_create()
1047 	if (length)  in sel_write_create()
1050 	length = -ERANGE;  in sel_write_create()
1058 	length = len;  in sel_write_create()
1064 	return length;  in sel_write_create()
1074 	ssize_t length;  in sel_write_relabel()  local
1078 	length = avc_has_perm(&selinux_state,  in sel_write_relabel()
1082 	if (length)  in sel_write_relabel()
1085 	length = -ENOMEM;  in sel_write_relabel()
1090 	length = -ENOMEM;  in sel_write_relabel()
1095 	length = -EINVAL;  in sel_write_relabel()
1099 	length = security_context_str_to_sid(state, scon, &ssid, GFP_KERNEL);  in sel_write_relabel()
1100 	if (length)  in sel_write_relabel()
1103 	length = security_context_str_to_sid(state, tcon, &tsid, GFP_KERNEL);  in sel_write_relabel()
1104 	if (length)  in sel_write_relabel()
1107 	length = security_change_sid(state, ssid, tsid, tclass, &newsid);  in sel_write_relabel()
1108 	if (length)  in sel_write_relabel()
1111 	length = security_sid_to_context(state, newsid, &newcon, &len);  in sel_write_relabel()
1112 	if (length)  in sel_write_relabel()
1115 	length = -ERANGE;  in sel_write_relabel()
1120 	length = len;  in sel_write_relabel()
1125 	return length;  in sel_write_relabel()
1134 	ssize_t length;  in sel_write_user()  local
1139 	length = avc_has_perm(&selinux_state,  in sel_write_user()
1143 	if (length)  in sel_write_user()
1146 	length = -ENOMEM;  in sel_write_user()
1151 	length = -ENOMEM;  in sel_write_user()
1156 	length = -EINVAL;  in sel_write_user()
1160 	length = security_context_str_to_sid(state, con, &sid, GFP_KERNEL);  in sel_write_user()
1161 	if (length)  in sel_write_user()
1164 	length = security_get_user_sids(state, sid, user, &sids, &nsids);  in sel_write_user()
1165 	if (length)  in sel_write_user()
1168 	length = sprintf(buf, "%u", nsids) + 1;  in sel_write_user()
1169 	ptr = buf + length;  in sel_write_user()
1173 			length = rc;  in sel_write_user()
1176 		if ((length + len) >= SIMPLE_TRANSACTION_LIMIT) {  in sel_write_user()
1178 			length = -ERANGE;  in sel_write_user()
1184 		length += len;  in sel_write_user()
1190 	return length;  in sel_write_user()
1200 	ssize_t length;  in sel_write_member()  local
1204 	length = avc_has_perm(&selinux_state,  in sel_write_member()
1208 	if (length)  in sel_write_member()
1211 	length = -ENOMEM;  in sel_write_member()
1216 	length = -ENOMEM;  in sel_write_member()
1221 	length = -EINVAL;  in sel_write_member()
1225 	length = security_context_str_to_sid(state, scon, &ssid, GFP_KERNEL);  in sel_write_member()
1226 	if (length)  in sel_write_member()
1229 	length = security_context_str_to_sid(state, tcon, &tsid, GFP_KERNEL);  in sel_write_member()
1230 	if (length)  in sel_write_member()
1233 	length = security_member_sid(state, ssid, tsid, tclass, &newsid);  in sel_write_member()
1234 	if (length)  in sel_write_member()
1237 	length = security_sid_to_context(state, newsid, &newcon, &len);  in sel_write_member()
1238 	if (length)  in sel_write_member()
1241 	length = -ERANGE;  in sel_write_member()
1249 	length = len;  in sel_write_member()
1254 	return length;  in sel_write_member()
1273 	ssize_t length;  in sel_read_bool()  local
1296 	length = scnprintf(page, PAGE_SIZE, "%d %d", cur_enforcing,  in sel_read_bool()
1299 	ret = simple_read_from_buffer(buf, count, ppos, page, length);  in sel_read_bool()
1314 	ssize_t length;  in sel_write_bool()  local
1332 	length = avc_has_perm(&selinux_state,  in sel_write_bool()
1336 	if (length)  in sel_write_bool()
1339 	length = -EINVAL;  in sel_write_bool()
1344 	length = -EINVAL;  in sel_write_bool()
1352 	length = count;  in sel_write_bool()
1357 	return length;  in sel_write_bool()
1372 	ssize_t length;  in sel_commit_bools_write()  local
1388 	length = avc_has_perm(&selinux_state,  in sel_commit_bools_write()
1392 	if (length)  in sel_commit_bools_write()
1395 	length = -EINVAL;  in sel_commit_bools_write()
1399 	length = 0;  in sel_commit_bools_write()
1401 		length = security_set_bools(fsi->state, fsi->bool_num,  in sel_commit_bools_write()
1404 	if (!length)  in sel_commit_bools_write()
1405 		length = count;  in sel_commit_bools_write()
1410 	return length;  in sel_commit_bools_write()
1509 	ssize_t length;  in sel_read_avc_cache_threshold()  local
1511 	length = scnprintf(tmpbuf, TMPBUFLEN, "%u",  in sel_read_avc_cache_threshold()
1513 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_avc_cache_threshold()
1563 	ssize_t length;  in sel_read_avc_hash_stats()  local
1569 	length = avc_get_hash_stats(state->avc, page);  in sel_read_avc_hash_stats()
1570 	if (length >= 0)  in sel_read_avc_hash_stats()
1571 		length = simple_read_from_buffer(buf, count, ppos, page, length);  in sel_read_avc_hash_stats()
1574 	return length;  in sel_read_avc_hash_stats()
1583 	ssize_t length;  in sel_read_sidtab_hash_stats()  local
1589 	length = security_sidtab_hash_stats(state, page);  in sel_read_sidtab_hash_stats()
1590 	if (length >= 0)  in sel_read_sidtab_hash_stats()
1591 		length = simple_read_from_buffer(buf, count, ppos, page,  in sel_read_sidtab_hash_stats()
1592 						length);  in sel_read_sidtab_hash_stats()
1595 	return length;  in sel_read_sidtab_hash_stats()
1858 	ssize_t length;  in sel_read_policycap()  local
1862 	length = scnprintf(tmpbuf, TMPBUFLEN, "%d", value);  in sel_read_policycap()
1864 	return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);  in sel_read_policycap()