cluster: replace vars in child.js

EmaSuriano · addaleax · commit 378c54fe97ae · 2019-11-30T03:56:46.000+01:00
PR-URL: #30383 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com> Reviewed-By: Beth Griggs <Bethany.Griggs@uk.ibm.com> Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de> Reviewed-By: Denys Otrishko <shishugi@gmail.com> Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
diff --git a/lib/internal/cluster/child.js b/lib/internal/cluster/child.js
@@ -128,7 +128,7 @@ function rr(message, indexesKey, cb) {
   if (message.errno)
     return cb(message.errno, null);
 
-  var key = message.key;
+  let key = message.key;
 
   function listen(backlog) {
     // TODO(bnoordhuis) Send a message to the master that tells it to
