From a87937602d44c79fbf533f641b36dc2502fe63f7 Mon Sep 17 00:00:00 2001
From: Syeda Persia Aziz <persia.aziz@yahoo.com>
Date: Thu, 12 Jan 2017 22:31:40 -0600
Subject: [PATCH] issue-1323: fix RecDataset

---
 lib/records/RecUtils.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/records/RecUtils.cc b/lib/records/RecUtils.cc
index b2807203999..b4ea5580145 100644
--- a/lib/records/RecUtils.cc
+++ b/lib/records/RecUtils.cc
@@ -132,7 +132,7 @@ RecDataSet(RecDataT data_type, RecData *data_dst, RecData *data_src)
 
   switch (data_type) {
   case RECD_STRING:
-    if (data_src->rec_string == nullptr) {
+    if (data_src->rec_string == nullptr || strcmp(data_src->rec_string, "NULL") == 0) {
       if (data_dst->rec_string != nullptr) {
         ats_free(data_dst->rec_string);
         data_dst->rec_string = nullptr;