From db2fdbf38d8e84c9d0a59147022ff01e0084e8b7 Mon Sep 17 00:00:00 2001
From: Bala FA <bala.gluster@gmail.com>
Date: Wed, 1 Jun 2016 00:25:50 +0530
Subject: [PATCH] erasure: allocate buffer only for non-nil disk (#1811)

---
 erasure-readfile.go | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/erasure-readfile.go b/erasure-readfile.go
index 02d9eac0b..84fd2d255 100644
--- a/erasure-readfile.go
+++ b/erasure-readfile.go
@@ -34,12 +34,11 @@ func (e erasure) ReadFile(volume, path string, startOffset int64, buffer []byte)
 	// Read from all the disks.
 	for index, disk := range e.storageDisks {
 		blockIndex := e.distribution[index] - 1
-		// Initialize shard slice and fill the data from each parts.
-		enBlocks[blockIndex] = make([]byte, curEncBlockSize)
 		if disk == nil {
-			enBlocks[blockIndex] = nil
 			continue
 		}
+		// Initialize shard slice and fill the data from each parts.
+		enBlocks[blockIndex] = make([]byte, curEncBlockSize)
 		// Read the necessary blocks.
 		_, err := disk.ReadFile(volume, path, offsetEncOffset, enBlocks[blockIndex])
 		if err != nil {