cs+fw: omitted FreshnessPeriod implies always stale

refs #3944

Change-Id: I018242b3ba5850e8a126f956af4150b512406efd
diff --git a/daemon/table/cs-entry.cpp b/daemon/table/cs-entry.cpp
index d4f3921..4bf84d5 100644
--- a/daemon/table/cs-entry.cpp
+++ b/daemon/table/cs-entry.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
- * Copyright (c) 2014-2015,  Regents of the University of California,
+ * Copyright (c) 2014-2017,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -48,12 +48,7 @@
 Entry::updateStaleTime()
 {
   BOOST_ASSERT(this->hasData());
-  if (m_data->getFreshnessPeriod() >= time::milliseconds::zero()) {
-    m_staleTime = time::steady_clock::now() + time::milliseconds(m_data->getFreshnessPeriod());
-  }
-  else {
-    m_staleTime = time::steady_clock::TimePoint::max();
-  }
+  m_staleTime = time::steady_clock::now() + time::milliseconds(m_data->getFreshnessPeriod());
 }
 
 bool