Fix crash issue

Change-Id: I4141e9424a2501eefda98f4b8cee73ba17c1dbc9

diff --git a/common/stt_config_parser.c b/common/stt_config_parser.c
index b179ffc..7292a1d 100644 (file)
--- a/common/stt_config_parser.c
+++ b/common/stt_config_parser.c
@@ -521,7 +521,10 @@ int stt_parser_load_config(stt_config_s** config_info)
 
 int stt_parser_unload_config(stt_config_s* config_info)
 {
-       if (NULL != g_config_doc)       xmlFreeDoc(g_config_doc);
+       if (NULL != g_config_doc) {
+               xmlFreeDoc(g_config_doc);
+               g_config_doc = NULL;
+       }
        if (NULL != config_info) {
                if (NULL != config_info->engine_id) {
                        free(config_info->engine_id);