X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=client%2Fstt_client.c;h=e36e87e2d02928b70310a0723e3632a3df516f06;hb=refs%2Fchanges%2F52%2F79752%2F10;hp=c925151ee50dbd189ecdfe8c5021a457638961bc;hpb=36fb34841f6fa844b073b392212459e79a9ae998;p=platform%2Fcore%2Fuifw%2Fstt.git

diff --git a/client/stt_client.c b/client/stt_client.c
index c925151..e36e87e 100644
--- a/client/stt_client.c
+++ b/client/stt_client.c
@@ -127,14 +127,18 @@ int stt_client_destroy(stt_h stt)
 
 				if (NULL != data->err_msg) {
 					free(data->err_msg);
+					data->err_msg = NULL;
 				}
 
 				if (NULL != data->credential) {
 					free(data->credential);
+					data->credential = NULL;
 				}
 
 				free(data);
 				free(stt);
+				data = NULL;
+				stt = NULL;
 
 				return 0;
 			}