From 4002f977241def3ba61b5a532e6d258fe1fe2a36 Mon Sep 17 00:00:00 2001
From: Steven Allen <steven@stebalien.com>
Date: Wed, 7 Mar 2018 18:30:00 -0800
Subject: [PATCH] don't assume that Read reads all available bytes in
 pbdagreader

License: MIT
Signed-off-by: Steven Allen <steven@stebalien.com>
---
 unixfs/io/pbdagreader.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/unixfs/io/pbdagreader.go b/unixfs/io/pbdagreader.go
index ce3abf439..e5fbaa928 100644
--- a/unixfs/io/pbdagreader.go
+++ b/unixfs/io/pbdagreader.go
@@ -181,6 +181,11 @@ func (dr *PBDagReader) CtxReadFull(ctx context.Context, b []byte) (int, error) {
 			return total, nil
 		}
 
+		// We haven't hit the end yet.
+		if err != io.EOF {
+			continue
+		}
+
 		// Otherwise, load up the next block
 		err = dr.precalcNextBuf(ctx)
 		if err != nil {