From d072f316e300231b5d6dbfbaca348cdf65aad75d Mon Sep 17 00:00:00 2001
From: unclejack <unclejacksons@gmail.com>
Date: Thu, 17 Apr 2014 20:08:14 +0300
Subject: [PATCH] change inode map to struct from bool

Docker-DCO-1.1-Signed-off-by: Cristian Staretu <cristian.staretu@gmail.com> (github: unclejack)
---
 utils/fs.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/utils/fs.go b/utils/fs.go
index 46f64903b3..e07ced75d7 100644
--- a/utils/fs.go
+++ b/utils/fs.go
@@ -10,7 +10,7 @@ import (
 
 // TreeSize walks a directory tree and returns its total size in bytes.
 func TreeSize(dir string) (size int64, err error) {
-	data := make(map[uint64]bool)
+	data := make(map[uint64]struct{})
 	err = filepath.Walk(dir, func(d string, fileInfo os.FileInfo, e error) error {
 		// Ignore directory sizes
 		if fileInfo == nil {
@@ -29,7 +29,7 @@ func TreeSize(dir string) (size int64, err error) {
 			return nil
 		}
 		// inode is not a uint64 on all platforms. Cast it to avoid issues.
-		data[uint64(inode)] = false
+		data[uint64(inode)] = struct{}{}
 
 		size += s