From 3037e4f7c4eec06cf3a5afca6f58ec58b4bdd63e Mon Sep 17 00:00:00 2001
From: Tonis Tiigi <tonistiigi@gmail.com>
Date: Mon, 31 Aug 2015 14:24:05 -0700
Subject: [PATCH] Fix goroutine leak on pull

Close the pipeWriter even if there was no error.

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>
---
 graph/pull_v2.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/graph/pull_v2.go b/graph/pull_v2.go
index 96f47b873a..116fee77c5 100644
--- a/graph/pull_v2.go
+++ b/graph/pull_v2.go
@@ -230,6 +230,9 @@ func (p *v2Puller) pullV2Tag(out io.Writer, tag, taggedName string) (verified bo
 			// set the error. All successive reads/writes will return with this
 			// error.
 			pipeWriter.CloseWithError(errors.New("download canceled"))
+		} else {
+			// If no error then just close the pipe.
+			pipeWriter.Close()
 		}
 	}()