From ccb3a9fd6902247dc17ea275baf85490d6c30560 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=B0=98=E6=B0=9A=E6=B0=A63?= <1219304058@qq.com>
Date: Fri, 24 Jun 2022 02:37:31 +0000
Subject: [PATCH] =?UTF-8?q?=20=20=20=20=E5=88=A0=E9=99=A4=E6=97=A0?=
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    Signed-off-by: 廖海锐 <1219304058@qq.com>
---
 zh-cn/device-dev/guide/device-wlan-led-control.md | 1 -
 1 file changed, 1 deletion(-)

diff --git a/zh-cn/device-dev/guide/device-wlan-led-control.md b/zh-cn/device-dev/guide/device-wlan-led-control.md
index c14fcebb21..834a433209 100644
--- a/zh-cn/device-dev/guide/device-wlan-led-control.md
+++ b/zh-cn/device-dev/guide/device-wlan-led-control.md
@@ -77,7 +77,6 @@ OpenHarmony  WLAN模组基于Hi3861平台提供了丰富的外设操作能力，
                     break;
             }
         }
-        return NULL;
     }
     ```
 
-- 
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