From 21a475ffb1aee774ed92f0df572a365e2de3ada6 Mon Sep 17 00:00:00 2001
From: nponeccop <andy.melnikov@gmail.com>
Date: Fri, 9 Jan 2015 02:22:38 +0200
Subject: [PATCH] FsMagic should avoid sign extension on i686

`uint64(buf.Type)` on i686 is ffffffff9123683e on i686 due to sign extension, so it cannot be compared with `FsMagic(0x9123683E)`

Signed-off-by: Andrii Melnykov <andy.melnikov@gmail.com>
Upstream-commit: c754555b8742df282bd46ef056837934e973be98
Component: engine
---
 components/engine/daemon/graphdriver/driver.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/engine/daemon/graphdriver/driver.go b/components/engine/daemon/graphdriver/driver.go
index 1c06012781..c23b115ae8 100644
--- a/components/engine/daemon/graphdriver/driver.go
+++ b/components/engine/daemon/graphdriver/driver.go
@@ -11,7 +11,7 @@ import (
 	"github.com/docker/docker/pkg/archive"
 )
 
-type FsMagic uint64
+type FsMagic uint32
 
 const (
 	FsMagicBtrfs = FsMagic(0x9123683E)