From d90d3a05de6c550ae2bf54347cda7b39074e63ef Mon Sep 17 00:00:00 2001
From: David Kalnischkies <kalnischkies@gmail.com>
Date: Sat, 18 Feb 2012 18:23:09 +0100
Subject: * apt-pkg/indexrecords.cc:   - do not create empty Entries as a
 sideeffect of Lookup()

---
 apt-pkg/indexrecords.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'apt-pkg')

diff --git a/apt-pkg/indexrecords.cc b/apt-pkg/indexrecords.cc
index cdb9250e8..af2639beb 100644
--- a/apt-pkg/indexrecords.cc
+++ b/apt-pkg/indexrecords.cc
@@ -44,7 +44,10 @@ time_t indexRecords::GetValidUntil() const
 
 const indexRecords::checkSum *indexRecords::Lookup(const string MetaKey)
 {
-   return Entries[MetaKey];
+   std::map<std::string, indexRecords::checkSum* >::const_iterator sum = Entries.find(MetaKey);
+   if (sum == Entries.end())
+      return NULL;
+   return sum->second;
 }
 
 bool indexRecords::Exists(string const &MetaKey) const
-- 
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