From c24215009297d23ef961fb839cfe9a38dbe27a52 Mon Sep 17 00:00:00 2001
From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
Date: Sat, 21 Dec 2013 23:01:16 +0900
Subject: [PATCH] hdtest: Only show "**DEALLOCATED**" for NULL value but
 positive length

---
 hdtest/comp_helper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hdtest/comp_helper.c b/hdtest/comp_helper.c
index 219501e4..3f4606a0 100644
--- a/hdtest/comp_helper.c
+++ b/hdtest/comp_helper.c
@@ -26,7 +26,7 @@
 
 static void dump_val(json_t *jent, const char *key, uint8_t *val, size_t len)
 {
-  if(val == NULL) {
+  if(val == NULL && len > 0) {
     json_object_set_new(jent, key, json_string("**DEALLOCATED**"));
   } else {
     json_object_set_new(jent, key, json_pack("s#", val, len));