From 99b0c71b6fd4d75ba295edb148acb82d612981aa Mon Sep 17 00:00:00 2001
From: Graham Hay <grahamrhay@gmail.com>
Date: Wed, 2 Apr 2014 12:29:27 +0100
Subject: [PATCH] Call callback on error

---
 lib/dirsum.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/dirsum.js b/lib/dirsum.js
index 33e98dd..0d97930 100644
--- a/lib/dirsum.js
+++ b/lib/dirsum.js
@@ -61,7 +61,7 @@ function digest(root, method, callback) {
 
         if (stats.isDirectory()) {
           return digest(path, method, function(err, hash) {
-            if (err) return hash;
+            if (err) return callback(err);
 
             hashes[f] = hash;
             if (++hashed >= files.length) {