From c00d08f5ec874de5e9b7c969d71117d32340e270 Mon Sep 17 00:00:00 2001
From: Benjamin Gruenbaum <inglor@gmail.com>
Date: Thu, 21 Jan 2016 17:35:10 +0200
Subject: [PATCH] fs: remove unused branches

In a few places the code was refactored to use `maybeCallback` which
always returns a function. Checking for `if (callback)` always returns
true anyway.

PR-URL: https://github.com/nodejs/node/pull/4795
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: thefourtheye <thechargingvolcano@gmail.com>
Reviewed-By: Roman Reiss <me@silverwind.io>
---
 lib/fs.js | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/fs.js b/lib/fs.js
index 50d6afc8b41e08..af8001bb181698 100644
--- a/lib/fs.js
+++ b/lib/fs.js
@@ -1160,16 +1160,16 @@ function writeAll(fd, isUserFd, buffer, offset, length, position, callback_) {
   fs.write(fd, buffer, offset, length, position, function(writeErr, written) {
     if (writeErr) {
       if (isUserFd) {
-        if (callback) callback(writeErr);
+        callback(writeErr);
       } else {
         fs.close(fd, function() {
-          if (callback) callback(writeErr);
+          callback(writeErr);
         });
       }
     } else {
       if (written === length) {
         if (isUserFd) {
-          if (callback) callback(null);
+          callback(null);
         } else {
           fs.close(fd, callback);
         }
@@ -1207,7 +1207,7 @@ fs.writeFile = function(path, data, options, callback_) {
 
   fs.open(path, flag, options.mode, function(openErr, fd) {
     if (openErr) {
-      if (callback) callback(openErr);
+      callback(openErr);
     } else {
       writeFd(fd, false);
     }