diff --git a/APP_Framework/Applications/app_test/test_ftpclient_final/test_ftpclient.c b/APP_Framework/Applications/app_test/test_ftpclient_final/test_ftpclient.c
index 619517e48..fbd6a80fd 100644
--- a/APP_Framework/Applications/app_test/test_ftpclient_final/test_ftpclient.c
+++ b/APP_Framework/Applications/app_test/test_ftpclient_final/test_ftpclient.c
@@ -227,8 +227,7 @@ int Download(char *name)
 int Upload(char* name)
 {
     int data_fd = socket(AF_INET, SOCK_STREAM, 0);
-    int len = 5000;
-    char* buf = malloc(len);
+    char* buf = malloc(5000);
     printf("uploading file %s\r\n", name);
     int ret;
     uint8_t addr[4];
@@ -238,6 +237,7 @@ int Upload(char* name)
         closesocket(data_fd);
         return -1;
     }
+    struct sockaddr_in tcp_sock;
     tcp_sock.sin_family = AF_INET;
     tcp_sock.sin_port = htons(port);
     tcp_sock.sin_addr.s_addr = PP_HTONL(LWIP_MAKEU32(addr[0],addr[1],addr[2],addr[3]));
@@ -265,19 +265,24 @@ int Upload(char* name)
         return -1;
     }
 
-    int size = fread(buf, 1, sizeof(buf), file);
+    fseek(file,0,SEEK_END);
+    int len = ftell(file);
+    fseek(file,0,SEEK_SET);
+
+    int size = fread(buf, 1, len, file);
     if (size == -1) {
         printf("failed to read data\n");
         return -1;
     }
     fclose(file);
-    ret = send(data_fd, buf, len);
+    ret = send(data_fd, buf, len,0);
     closesocket(data_fd);
 
     ret = RecvRespond(recvBuffer, 1024);
     if (ret != 226) {
         return -1;
     }
+    printf("success!\n");
     return 0;
 
 }