update

components/cmdscheduler/cmd_scheduler.cpp

@@ -20,7 +20,7 @@ void CmdScheduler::initialize(UART_HandleTypeDef* huart, uint32_t rxbufsize) {
   cfg.rxovertime_ms = 3;
   cfg.name          = "CmdSchedulerUart";
 
-  rxbuf = new char[rxbufsize];
+  rxbuf = new char[rxbufsize + 1];
   ZASSERT(rxbuf != NULL);
 
   m_uart->initialize(&cfg);
@@ -30,6 +30,7 @@ void CmdScheduler::initialize(UART_HandleTypeDef* huart, uint32_t rxbufsize) {
       return;
     }
     memcpy(rxbuf, data, len);
+    rxbuf[len]    = '\0';
     m_rxsize      = len;
     m_dataisready = true;
     // on data ,in irq context
@@ -66,11 +67,9 @@ void CmdScheduler::schedule() {
 void CmdScheduler::callcmd(const char* cmd, CmdProcessContext& context) {
   int   argc     = 0;
   char* argv[10] = {0};
-  {
-    memset(cmdcache, 0, sizeof(cmdcache));
-    argc = 0;
-    memset(argv, 0, sizeof(argv));
-  }
+  memset(cmdcache, 0, sizeof(cmdcache));
+  argc = 0;
+  memset(argv, 0, sizeof(argv));
   strcpy(cmdcache, cmd);
   prase_cmd(cmdcache, strlen(cmdcache), argc, argv);