diff --git a/components/SideArea.js b/components/SideArea.js
index 8af1c25d..9d9e4473 100644
--- a/components/SideArea.js
+++ b/components/SideArea.js
@@ -1,4 +1,4 @@
-import React, { useEffect } from 'react'
+import React from 'react'
 import MenuButtonGroup from '@/components/MenuButtonGroup'
 import InfoCard from '@/components/InfoCard'
 import TagGroups from '@/components/TagGroups'
@@ -10,7 +10,6 @@ import { useGlobal } from '@/lib/global'
 import Toc from '@/components/Toc'
 import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
 import { faAngleDoubleRight, faArchive, faTags, faThList } from '@fortawesome/free-solid-svg-icons'
-const adsInit = false
 
 /**
  * 侧边平铺
diff --git a/lib/global.js b/lib/global.js
index c37e5675..5022adfd 100644
--- a/lib/global.js
+++ b/lib/global.js
@@ -119,6 +119,7 @@ function initGoogleAdsense () {
   if (newAdsCount > 0) {
     for (let i = 0; i <= newAdsCount; i++) {
       try {
+        // eslint-disable-next-line no-undef
         (adsbygoogle = window.adsbygoogle || []).push({})
       } catch (e) {