From d57b110b3f82845de3c1466dd6f690595521344e Mon Sep 17 00:00:00 2001
From: Dmitriy Lukichev <dmlukichev@gmail.com>
Date: Thu, 27 Aug 2015 01:24:50 +0300
Subject: [PATCH] Update README.md

Typo fix in waterfall example
---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index fa3f6f709..e80466e04 100644
--- a/README.md
+++ b/README.md
@@ -103,7 +103,7 @@ async.waterfall([
           }
           // since we did not return, this callback still will be called and
           // `processData` will be called twice
-          callback(result);
+          callback(null, result);
         });
     },
     processData