From b6dbb08f920821c85a42a91d3bf61c4c144ad79d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lena=20Hellstr=C3=B6m?= <lena@stygian.nexus>
Date: Thu, 20 Jul 2017 10:12:36 -0700
Subject: [PATCH] Correctlly report the cause of IoError (#195)

---
 src/internal.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/internal.rs b/src/internal.rs
index d8aa74e..140af99 100644
--- a/src/internal.rs
+++ b/src/internal.rs
@@ -68,7 +68,7 @@ impl error::Error for ErrorKind {
 
     fn cause(&self) -> Option<&error::Error> {
         match *self {
-            ErrorKind::IoError(ref err) => err.cause(),
+            ErrorKind::IoError(ref err) => Some(err),
             ErrorKind::InvalidEncoding{..} => None,
             ErrorKind::SequenceMustHaveLength => None,
             ErrorKind::SizeLimit => None,