From b3096982b578400aaf663caed1cdbf9e3897a686 Mon Sep 17 00:00:00 2001
From: "Roger A. Light" <roger@atchoo.org>
Date: Wed, 23 Mar 2022 22:29:51 +0000
Subject: [PATCH] Fix Coverity Scan 1486953 Use after free

---
 plugins/persist-sqlite/base_msgs.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/plugins/persist-sqlite/base_msgs.c b/plugins/persist-sqlite/base_msgs.c
index f6a4b6bc5..895c2c3fc 100644
--- a/plugins/persist-sqlite/base_msgs.c
+++ b/plugins/persist-sqlite/base_msgs.c
@@ -115,7 +115,10 @@ static char *properties_to_json(const mosquitto_property *properties)
 			case MQTT_PROP_SERVER_REFERENCE:
 			case MQTT_PROP_REASON_STRING:
 				/* str */
-				mosquitto_property_read_string(properties, propid, &value, false);
+				if(mosquitto_property_read_string(properties, propid, &value, false)){
+					cJSON_Delete(array);
+					return NULL;
+				}
 				if(cJSON_AddStringToObject(obj, "value", value) == NULL){
 					free(value);
 					cJSON_Delete(array);