From f7128535bd220b9a72e3ada73cf73b0704f3cc0f Mon Sep 17 00:00:00 2001
From: mattjmcnaughton <mattjmcnaughton@gmail.com>
Date: Wed, 21 Aug 2019 08:59:35 -0400
Subject: [PATCH] Close leaking files in `conformance/walk.go`

We want to ensure we close this file handler if it was opened
successfully.
---
 test/conformance/walk.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/test/conformance/walk.go b/test/conformance/walk.go
index ec60ae87196..db5a9f4e99a 100644
--- a/test/conformance/walk.go
+++ b/test/conformance/walk.go
@@ -180,6 +180,7 @@ func (v *visitor) comment(x *ast.BasicLit) string {
 			//proximity of the comment and apply it.
 			myf, err := os.Open(v.FileSet.File(x.Pos()).Name())
 			if err == nil {
+				defer myf.Close()
 				if _, err := myf.Seek(int64(comm.End()), 0); err == nil {
 					if _, err := myf.Read(b1); err == nil {
 						if strings.Compare(strings.Trim(string(b1), "\t \r\n"), "framework.ConformanceIt(\"") == 0 {