From b591536e935a431b7f0a7a917ee04d62bd8b81d9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Niklas=20Hamb=C3=BCchen?= <mail@nh2.me>
Date: Sat, 24 Jun 2017 02:17:45 +0200
Subject: [PATCH] Fix potential crash/wrong result two hashes of unequal length
 are compared

---
 src/libutil/hash.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/libutil/hash.cc b/src/libutil/hash.cc
index fa1bb5d97..e6f8aa85c 100644
--- a/src/libutil/hash.cc
+++ b/src/libutil/hash.cc
@@ -54,6 +54,8 @@ bool Hash::operator != (const Hash & h2) const
 
 bool Hash::operator < (const Hash & h) const
 {
+    if (hashSize < h.hashSize) return true;
+    if (hashSize > h.hashSize) return false;
     for (unsigned int i = 0; i < hashSize; i++) {
         if (hash[i] < h.hash[i]) return true;
         if (hash[i] > h.hash[i]) return false;