From 3c2e689ae2a3eb33de8aad2b1e722a25fad8b6b8 Mon Sep 17 00:00:00 2001
From: Simon Rozman <simon@rozman.si>
Date: Tue, 24 May 2016 12:18:49 +0200
Subject: [PATCH] Index-out-of-bounds issue fixed

---
 lib/libZRCola/include/zrcola/common.h | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/libZRCola/include/zrcola/common.h b/lib/libZRCola/include/zrcola/common.h
index 89418b6..8f7ad63 100644
--- a/lib/libZRCola/include/zrcola/common.h
+++ b/lib/libZRCola/include/zrcola/common.h
@@ -475,9 +475,10 @@ namespace ZRCola {
         inline int compare(_In_count_(key_len) const T_key *key, _In_ size_t key_len, size_type pos) const
         {
             // Get key at position pos.
+            size_type pos_next = pos + 1;
             size_t
-                start    =                 base_t::at(pos    ).idx_key,
-                key2_len = (pos < size() ? base_t::at(pos + 1).idx_key : keys.size()) - start;
+                start    =                      base_t::at(pos     ).idx_key,
+                key2_len = (pos_next < size() ? base_t::at(pos_next).idx_key : keys.size()) - start;
             std::vector<T_key>::const_pointer key2 = &keys.at(start);
 
             // Compare keys.