From eec8ccc10b9c88e0afb4504ed9a6074da06caaa9 Mon Sep 17 00:00:00 2001
From: Richard Mudgett <rmudgett@digium.com>
Date: Fri, 21 Feb 2014 17:47:58 +0000
Subject: [PATCH] json: Fix json API wrapper code for json library versions
 earlier than 2.3.0.

* Fixed json ref counting issue with json API wrapper code for
ast_json_object_update_existing() and ast_json_object_update_missing()
when the json library is earlier than version 2.3.0.
........

Merged revisions 408711 from http://svn.asterisk.org/svn/asterisk/branches/12


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@408712 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 main/json.c | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/main/json.c b/main/json.c
index 066a5df17b..259b41e13b 100644
--- a/main/json.c
+++ b/main/json.c
@@ -466,8 +466,13 @@ int ast_json_object_update_existing(struct ast_json *object, struct ast_json *ot
 
 	while (iter != NULL && ret == 0) {
 		const char *key = ast_json_object_iter_key(iter);
+
 		if (ast_json_object_get(object, key) != NULL) {
-			ret = ast_json_object_set(object, key, ast_json_object_iter_value(iter));
+			struct ast_json *value = ast_json_object_iter_value(iter);
+
+			if (!value || ast_json_object_set(object, key, ast_json_ref(value))) {
+				ret = -1;
+			}
 		}
 		iter = ast_json_object_iter_next(other, iter);
 	}
@@ -488,8 +493,13 @@ int ast_json_object_update_missing(struct ast_json *object, struct ast_json *oth
 
 	while (iter != NULL && ret == 0) {
 		const char *key = ast_json_object_iter_key(iter);
+
 		if (ast_json_object_get(object, key) == NULL) {
-			ret = ast_json_object_set(object, key, ast_json_object_iter_value(iter));
+			struct ast_json *value = ast_json_object_iter_value(iter);
+
+			if (!value || ast_json_object_set(object, key, ast_json_ref(value))) {
+				ret = -1;
+			}
 		}
 		iter = ast_json_object_iter_next(other, iter);
 	}
-- 
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