From f4e9eeb15ab84db1e29cfffd6124a18833ae8e28 Mon Sep 17 00:00:00 2001
From: Priya Wadhwa <priyawadhwa@google.com>
Date: Mon, 19 Mar 2018 09:46:31 -0700
Subject: [PATCH] Modified fs util functions

---
 pkg/commands/copy.go |  3 ---
 pkg/util/fs_util.go  | 15 +++------------
 2 files changed, 3 insertions(+), 15 deletions(-)

diff --git a/pkg/commands/copy.go b/pkg/commands/copy.go
index cc6a21721..cbdba436b 100644
--- a/pkg/commands/copy.go
+++ b/pkg/commands/copy.go
@@ -82,9 +82,6 @@ func (c *CopyCommand) ExecuteCommand(config *manifest.Schema2Config) error {
 
 // FilesToSnapshot should return an empty array if still nil; no files were changed
 func (c *CopyCommand) FilesToSnapshot() []string {
-	if c.snapshotFiles == nil {
-		return []string{}
-	}
 	return c.snapshotFiles
 }
 
diff --git a/pkg/util/fs_util.go b/pkg/util/fs_util.go
index 036414f9e..386ebe19c 100644
--- a/pkg/util/fs_util.go
+++ b/pkg/util/fs_util.go
@@ -23,6 +23,7 @@ import (
 	"github.com/containers/image/docker"
 	"github.com/sirupsen/logrus"
 	"io"
+	"io/ioutil"
 	"os"
 	"path/filepath"
 	"strings"
@@ -120,7 +121,7 @@ func RelativeFiles(fp string, root string) ([]string, error) {
 // FilepathExists returns true if the path exists
 func FilepathExists(path string) bool {
 	_, err := os.Stat(path)
-	return (err == nil)
+	return !os.IsNotExist(err)
 }
 
 // CreateFile creates a file at path with contents specified
@@ -133,15 +134,5 @@ func CreateFile(path string, contents []byte, perm os.FileMode) error {
 			return err
 		}
 	}
-
-	f, err := os.Create(path)
-	defer f.Close()
-	if err != nil {
-		return err
-	}
-	_, err = f.Write(contents)
-	if err != nil {
-		return err
-	}
-	return f.Chmod(perm)
+	return ioutil.WriteFile(path, contents, perm)
 }