[MINOR] acl: srv_id is only valid in responses
diff --git a/src/backend.c b/src/backend.c
index c63bc3a..6d1adff 100644
--- a/src/backend.c
+++ b/src/backend.c
@@ -1517,7 +1517,7 @@
{ "queue", acl_parse_int, acl_fetch_queue_size, acl_match_int, ACL_USE_NOTHING },
{ "avg_queue", acl_parse_int, acl_fetch_avg_queue_size, acl_match_int, ACL_USE_NOTHING },
{ "srv_is_up", acl_parse_nothing, acl_fetch_srv_is_up, acl_match_nothing, ACL_USE_NOTHING },
- { "srv_id", acl_parse_int, acl_fetch_srv_id, acl_match_int, ACL_USE_NOTHING },
+ { "srv_id", acl_parse_int, acl_fetch_srv_id, acl_match_int, ACL_USE_RTR_INTERNAL },
{ NULL, NULL, NULL, NULL },
}};