From b696d854e3bd1f2c09cb5f95816c61aa8a229d62 Mon Sep 17 00:00:00 2001
From: Wolfgang Hottgenroth <wolfgang.hottgenroth@icloud.com>
Date: Mon, 2 Nov 2020 20:59:52 +0100
Subject: [PATCH] free

---
 cube/User/Src/main2.c    | 4 +++-
 cube/User/Src/mbusComm.c | 8 ++++++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/cube/User/Src/main2.c b/cube/User/Src/main2.c
index 0cdefd6..fddc8e0 100644
--- a/cube/User/Src/main2.c
+++ b/cube/User/Src/main2.c
@@ -25,7 +25,9 @@ void my_errorHandler() {
 }
 
 void helloMeterbus(void *handle) {
-    logMsg("*** NEW REQUEST ***");
+    static uint32_t cnt = 0;
+    logMsg("*** NEW REQUEST %d ***", cnt);
+    cnt++;
     mbusCommRequest(0x5b, 80);
     // static char msg[] = "Hello";
     // HAL_UART_Transmit_IT(&mbusUart, &msg, strlen(msg));
diff --git a/cube/User/Src/mbusComm.c b/cube/User/Src/mbusComm.c
index 92d579c..f5b0bea 100644
--- a/cube/User/Src/mbusComm.c
+++ b/cube/User/Src/mbusComm.c
@@ -254,6 +254,10 @@ static void handleRequestEngine(void *handle) {
         case MBCS_DONE:
         logMsg("hre state DONE");
         printFrame(&(localMbusCommHandle->frame));
+        if (localMbusCommHandle->frame.userdata != NULL) {
+            free(localMbusCommHandle->frame.userdata);
+            localMbusCommHandle->frame.userdata = NULL;
+        }
         localMbusCommHandle->result = MBCR_SUCCESS;
         localMbusCommHandle->state = MBCS_DISABLE_FRONTEND;
         schDel(timeoutHandler, handle);
@@ -270,6 +274,10 @@ static void handleRequestEngine(void *handle) {
         case MBCS_TIMEOUT:
         logMsg("hre state TIMEOUT");
         localMbusCommHandle->receiving = false;        
+        if (localMbusCommHandle->frame.userdata != NULL) {
+            free(localMbusCommHandle->frame.userdata);
+            localMbusCommHandle->frame.userdata = NULL;
+        }
         HAL_UART_AbortReceive(&mbusUart);
         uint8_t kitchenSink[16];
         memset(kitchenSink, 0, 16);