fix exec -ti bug

Signed-off-by: Ngaohuatao <gaohuatao@huawei.com>

src/lcrcontainer_execute.c

@@ -600,10 +600,10 @@ static void execute_lxc_attach(const char *name, const char *path, const struct
     add_array_kv(params, args_len, &i, "--suffix", request->suffix);
 
     if (!request->tty) {
-        add_array_elem(params, PARAM_NUM, &i, "--disable-pty");
+        add_array_elem(params, args_len, &i, "--disable-pty");
     }
     if (request->open_stdin) {
-        add_array_elem(params, PARAM_NUM, &i, "--open-stdin");
+        add_array_elem(params, args_len, &i, "--open-stdin");
     }
 
     add_array_elem(params, args_len, &i, "--");