Checking null before deference

Change-Id: I211762300b389fd4299e75bdbba2b692df6dd55d
Signed-off-by: Wonnam Jang <wn.jang@samsung.com>

diff --git a/common/stt_config_mgr.c b/common/stt_config_mgr.c
index a44f27e..3fd7844 100644 (file)
--- a/common/stt_config_mgr.c
+++ b/common/stt_config_mgr.c
@@ -1085,8 +1085,14 @@ int stt_config_mgr_set_engine(const char* engine)
                if (false == is_valid_lang) {
                        if (NULL != g_config_info->language) {
                                free(g_config_info->language);
+                               g_config_info->language = NULL;
 
                                iter_lang = g_slist_nth(engine_info->languages, 0);
+                               if (NULL == iter_lang) {
+                                       SLOG(LOG_ERROR, stt_tag(), "Fail to get default language");
+                                       break;
+                               }
+
                                lang = iter_lang->data;
 
                                g_config_info->language = strdup(lang);