From 27110133ffca05feae2e11a9ff28a9a00f613350 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B8rn=20Erik=20Pedersen?=
 <bjorn.erik.pedersen@gmail.com>
Date: Sun, 5 Aug 2018 11:23:53 +0200
Subject: transform: Simplify the 0 transformer case

---
 transform/chain.go | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/transform/chain.go b/transform/chain.go
index f9c99a04a..f71de94c8 100644
--- a/transform/chain.go
+++ b/transform/chain.go
@@ -65,6 +65,10 @@ func (ft fromToBuffer) Content() []byte {
 }
 
 func (c *chain) Apply(w io.Writer, r io.Reader, p []byte) error {
+	if len(*c) == 0 {
+		_, err := io.Copy(w, r)
+		return err
+	}
 
 	b1 := bp.GetBuffer()
 	defer bp.PutBuffer(b1)
@@ -73,11 +77,6 @@ func (c *chain) Apply(w io.Writer, r io.Reader, p []byte) error {
 		return err
 	}
 
-	if len(*c) == 0 {
-		_, err := b1.WriteTo(w)
-		return err
-	}
-
 	b2 := bp.GetBuffer()
 	defer bp.PutBuffer(b2)
 
-- 
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