diff --git a/.eslintrc.js b/.eslintrc.js
index 57231e2c8043a35938759b1efb62f6e994a0f813..292b7e0608a754486dcc1f1519295ab775c5590b 100755
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -22,7 +22,6 @@ module.exports = {
     'jsx-a11y/click-events-have-key-events': 0,
     'jsx-a11y/no-static-element-interactions': 0,
     'jsx-a11y/anchor-is-valid': 0,
-    'consistent-return': 0,
   },
   settings: {
     polyfills: ['fetch', 'promises'],
diff --git a/mock/api.js b/mock/api.js
index 2bcdd8bb3a904e3f892eaccfaa08904f09fe4ea2..a1ffa76ed843cff9f0f447602c3d89a780c6bbbc 100644
--- a/mock/api.js
+++ b/mock/api.js
@@ -118,12 +118,7 @@ function getFakeList(req, res) {
 
   const result = fakeList(count);
   sourceData = result;
-
-  if (res && res.json) {
-    res.json(result);
-  } else {
-    return result;
-  }
+  res.json(result);
 }
 
 function postFakeList(req, res) {
@@ -155,11 +150,7 @@ function postFakeList(req, res) {
       break;
   }
 
-  if (res && res.json) {
-    res.json(result);
-  } else {
-    return result;
-  }
+  res.json(result);
 }
 
 const getNotice = [
@@ -327,11 +318,7 @@ const getActivities = [
 ];
 
 function getFakeCaptcha(req, res) {
-  if (res && res.json) {
-    res.json('captcha-xxx');
-  } else {
-    return 'captcha-xxx';
-  }
+  res.json('captcha-xxx');
 }
 
 export default {
diff --git a/mock/rule.js b/mock/rule.js
index ea1b0fac375ec2aeaee272a29f287d0538361b37..eaa2bede531715c91aa02180efe57afc1e308d97 100644
--- a/mock/rule.js
+++ b/mock/rule.js
@@ -72,11 +72,7 @@ function getRule(req, res, u) {
     },
   };
 
-  if (res && res.json) {
-    res.json(result);
-  } else {
-    return result;
-  }
+  res.json(result);
 }
 
 function postRule(req, res, u, b) {
@@ -133,11 +129,7 @@ function postRule(req, res, u, b) {
     },
   };
 
-  if (res && res.json) {
-    res.json(result);
-  } else {
-    return result;
-  }
+  res.json(result);
 }
 
 export default {
diff --git a/src/pages/Dashboard/Analysis.js b/src/pages/Dashboard/Analysis.js
index b7f7e6ba5060d494a10230fcc1b28e8d23144177..4ba2f017750d5fa09f059a8c954005693b0822f2 100644
--- a/src/pages/Dashboard/Analysis.js
+++ b/src/pages/Dashboard/Analysis.js
@@ -132,7 +132,7 @@ class Analysis extends Component {
     const { rangePickerValue } = this.state;
     const value = getTimeDistance(type);
     if (!rangePickerValue[0] || !rangePickerValue[1]) {
-      return;
+      return undefined;
     }
     if (
       rangePickerValue[0].isSame(value[0], 'day') &&
@@ -140,6 +140,7 @@ class Analysis extends Component {
     ) {
       return styles.currentDate;
     }
+    return undefined;
   }
 
   render() {
diff --git a/src/utils/utils.js b/src/utils/utils.js
index e9c515145d200753889827d075e6f9624e032f1b..a506dd03413175bcd1d10cade1b7508b9997be8a 100644
--- a/src/utils/utils.js
+++ b/src/utils/utils.js
@@ -52,6 +52,7 @@ export function getTimeDistance(type) {
 
     return [moment(`${year}-01-01 00:00:00`), moment(`${year}-12-31 23:59:59`)];
   }
+  return undefined;
 }
 
 export function getPlainNode(nodeList, parentPath = '') {