--- mqtt/src/mqttd_calls.c	2012/04/27 10:07:51	1.2.2.7
+++ mqtt/src/mqttd_calls.c	2012/04/27 16:41:56	1.2.2.8
@@ -72,15 +72,15 @@ cmdSUBSCRIBE(void *srv, void *arg)
 
 	/* add to db */
 	for (i = 0; i < siz; i++) {
-		if ((siz = call.WritePUB_subscribe(&cfg, pub, mid, subs[i].sub_topic.msg_base, 
-				sess->sess_user, sess->sess_addr, subs[i].sub_ret)) > 0) {
+		if (call.WritePUB_subscribe(&cfg, pub, mid, subs[i].sub_topic.msg_base, 
+				sess->sess_user, sess->sess_addr, subs[i].sub_ret) > 0) {
 			store = malloc(sizeof(struct tagStore));
 			if (!store) {
 				ioSYSERR(0);
 				goto end;
 			} else {
 				store->st_msgid = mid;
-				store->st_subscr = subs[i];
+				mqtt_subCopy(&store->st_subscr, &subs[i]);
 			}
 
 			/* add to cache */
@@ -101,8 +101,10 @@ cmdSUBSCRIBE(void *srv, void *arg)
 	}
 	if ((siz = send(sess->sess_sock, sess->sess_buf->msg_base, siz, 0)) == -1)
 		ioSYSERR(0);
-	else
+	else {
 		ioDEBUG(5, "Sended %d bytes.", siz);
+		memset(sess->sess_buf->msg_base, 0, sess->sess_buf->msg_len);
+	}
 end:
 	mqtt_subFree(&subs);
 	return 0;
@@ -141,8 +143,10 @@ cmdPINGREQ(void *srv, void *arg)
 	if ((siz = send(sess->sess_sock, sess->sess_buf->msg_base, siz, 0)) == -1) {
 		ioSYSERR(0);
 		return 0;
-	} else
+	} else {
 		ioDEBUG(5, "Sended %d bytes.", siz);
+		memset(sess->sess_buf->msg_base, 0, sess->sess_buf->msg_len);
+	}
 
 	return 0;
 }