diff --git a/applications/func/func.c b/applications/func/func.c
index f1fe17a..86ab901 100644
--- a/applications/func/func.c
+++ b/applications/func/func.c
@@ -66,11 +66,6 @@ int trDataTolog(uint8_t *din, size_t len, uint8_t isTx)
     }
 }
 
-RT_WEAK int set_cfg(const char *k, const char*v)
-{
-    return;
-}
-
 //3.2.1双模通信功能
 //1为TT通信，0为BD短报文通信
 void setCommMode(int isTT)
@@ -167,7 +162,7 @@ void upSend_thread_entry(void* parameter)
         //cache to file
         LOG_W("TT is not ready, try to cache %d bytes data to file.",msg->len);
         cacheDataToFile(msg->data, msg->len);
-        return -RT_ERROR;
+        return ;
     }
 
 
@@ -181,7 +176,7 @@ void upSend_thread_entry(void* parameter)
     packInit(&cfg, fin, 0); //写入配置
     cfg.fcurpiece[0] = 1;
     cfg.fallpiece[0] = 1;
-    size_t rst = packMsg(&cfg, msg->data, msg->len, dout);
+    size_t rst = packMsg(&cfg, msg->data, msg->len, dout);//packMsgs
     LOG_HEX("upSend", 27, dout, rst);
     if (rst)
     {
@@ -200,7 +195,7 @@ void upSend_thread_entry(void* parameter)
             cacheDataToFile(msg->data, msg->len);
         }
     }
-    return 0;
+    return ;
 }
 /**
    *   上傳天通數據
@@ -234,7 +229,7 @@ RT_WEAK int upSend(uint8_t *din, size_t len)
 //
 //    //此函数有打包操作，需线程操作
 ////    LOG_D("upsend.");
-////    return 0;
+//    return 0;
 //
     static SMSG msg;
     memset(&msg, 0, sizeof(SMSG));
@@ -861,6 +856,7 @@ unsigned long getFileSize(char *file)
 {
     struct stat stat;
     char *fullpath, *path;
+    unsigned long rst=0;
 
     #ifdef DFS_USING_WORKDIR
         /* open current working directory */
@@ -873,12 +869,11 @@ unsigned long getFileSize(char *file)
     rt_memset(&stat, 0, sizeof(struct stat));
     if (dfs_file_stat(fullpath, &stat) == 0)
     {
-        return (unsigned long) stat.st_size;
-    }
-    else
-    {
-        return 0;
+        rst =  stat.st_size;
     }
+    rt_free(fullpath);
+    rt_free(path);
+    return rst;
 }
 
 void d_getFileSize(int argc, char ** argv)
@@ -960,12 +955,12 @@ int cacheDataToFile(uint8_t *din, size_t len)
         }
 //        cnt += len;
         close(fd);
-        size_t size = getFileSize(f);
-        LOG_I("cached %d bytes data to '%s', new size is %d bytes.",len,f,size);
+        unsigned long size = getFileSize(f);
+        LOG_I("cached %d bytes data to '%s', new size is %ld bytes.",len,f,size);
 
         if (size > scfg.maxSizePerFile) {
             postFileInfo(f,0);//加入待发列表
-            getNewCacheFileName(f);//更新文件名
+            updateCacheFileName();//更新文件名
         }
     }
 
@@ -987,7 +982,7 @@ void parseRS232(uint8_t *din, size_t len)
 //有HEX有ASCII，统一按HEX解析
     //部分数据以10字节（20字符）的0数据开始，如深度查询，心跳包等
     //处理思路是先不管前导0，对应指令手动加前导数据
-    uint8_t asciiHead[]={0x41, 0x54, 0x2B, 0x53, 0x4E, 0x44,};//"AT+SND"
+//    uint8_t asciiHead[]={0x41, 0x54, 0x2B, 0x53, 0x4E, 0x44,};//"AT+SND"
     uint8_t hexHead[]={0x5a, 0xa5};//"5AA5"
     //由于帧头有多种，且ascii和hex混发，无法处理粘包
 
@@ -1026,7 +1021,7 @@ void parseRS232(uint8_t *din, size_t len)
         }
         else//如果不是ASCII则统一按HEX计// if (memcmp(din,hexHead,sizeof(hexHead)) == 0)
         {
-            //hex
+            //bin
             LOG_I("type = BIN");
             char tmp[200]="";
             trDataTolog(bytes2str(din, len, 16, " ", tmp), strlen(tmp), 0);
diff --git a/applications/tools.c b/applications/tools.c
index 8442638..b8ce81b 100644
--- a/applications/tools.c
+++ b/applications/tools.c
@@ -391,7 +391,7 @@ size_t isInByte(uint8_t *din, size_t len, uint8_t *s, size_t slen, uint8_t *dout
  * @param fin 指向文件名的数组
  * @return
  */
-char *getNewCacheFileName(char *fin)
+void updateCacheFileName()
 {
     char f[60]="";
     char rootDir[22] = ROOT_PATH_DATA;
@@ -415,8 +415,8 @@ char *getNewCacheFileName(char *fin)
 
 //    strcpy(cfname,f);
     updateLstFile(f);
-    strcpy(fin,f);
-    return fin;
+//    strcpy(fin,f);
+//    return fin;
 }
 
 
@@ -432,8 +432,9 @@ char *getLstCacheFileName(char *fin)
 //        getNewCacheFileName(fin);
 //    }
     char f[60];
-    if (!getLstFile(f)) {
-        getNewCacheFileName(fin);
+    while (!getLstFile(f)) {
+        updateCacheFileName();
+        rt_thread_mdelay(1000);
     }
     strcpy(fin,f);
     return fin;
@@ -445,7 +446,8 @@ void d_gcf()
 {
     char f[60];
     LOG_D("--%s",getLstCacheFileName(f));
-    LOG_D("--%s",getNewCacheFileName(f));
+    updateCacheFileName();
+    LOG_D("--%s",getLstCacheFileName(f));
 }
 MSH_CMD_EXPORT(d_gcf,cache file);