From 4e3bf4bad4df87f447678dd675b5f44de0ff8c58 Mon Sep 17 00:00:00 2001
From: Josh Hawn <josh.hawn@docker.com>
Date: Wed, 4 Mar 2015 20:57:14 -0800
Subject: [PATCH] Update notification event Target fields

Docker-DCO-1.1-Signed-off-by: Josh Hawn <josh.hawn@docker.com> (github: jlhawn)
---
 docs/storage/layerreader.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/docs/storage/layerreader.go b/docs/storage/layerreader.go
index 2d8e588d4..1de98e50b 100644
--- a/docs/storage/layerreader.go
+++ b/docs/storage/layerreader.go
@@ -21,6 +21,10 @@ func (lrs *layerReader) Digest() digest.Digest {
 	return lrs.digest
 }
 
+func (lrs *layerReader) Length() int64 {
+	return lrs.size
+}
+
 func (lrs *layerReader) CreatedAt() time.Time {
 	return lrs.modtime
 }