From f4e63826fde663e32f9ea42a796c42504cfe09f9 Mon Sep 17 00:00:00 2001
From: fengzero <fengzero@fengzero.com>
Date: Wed, 22 Jun 2022 02:41:50 +0000
Subject: [PATCH] fix(adapter): memory leak if write non-exist tag

---
 src/adapter/driver/driver.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/adapter/driver/driver.c b/src/adapter/driver/driver.c
index 09e92b6e..bdc84106 100644
--- a/src/adapter/driver/driver.c
+++ b/src/adapter/driver/driver.c
@@ -220,6 +220,7 @@ void neu_adapter_driver_write_tag(neu_adapter_driver_t *driver,
 
         req->type = NEU_RESP_ERROR;
         driver->adapter.cb_funs.response(&driver->adapter, req, &error);
+        free(req);
     } else {
         switch (tag->type) {
         case NEU_TYPE_BOOL: