From 80d398ce6da0aa6c2d70224a37b596aed8d95862 Mon Sep 17 00:00:00 2001
From: zsfelfoldi <zsfelfoldi@gmail.com>
Date: Tue, 12 May 2015 18:51:01 +0200
Subject: [PATCH] Added hash checking to dbStore.Get

---
 bzz/dbstore.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/bzz/dbstore.go b/bzz/dbstore.go
index b92be7170f..680c9d6d39 100644
--- a/bzz/dbstore.go
+++ b/bzz/dbstore.go
@@ -324,6 +324,15 @@ func (s *dbStore) Get(key Key) (chunk *Chunk, err error) {
 		if err != nil {
 			return
 		}
+
+		hasher := hasherfunc.New()
+		hasher.Write(data)
+		if bytes.Compare(hasher.Sum(nil), key) != 0 {
+			s.db.Delete(getDataKey(index.Idx))
+			err = notFound
+			return
+		}
+
 		chunk = &Chunk{
 			Key: key,
 		}