From: Vladislav Shchapov <vladislav@shchapov.ru>
Date: Sat, 16 Dec 2023 09:10:11 +0000 (+0500)
Subject: Fix buffer overflow in compare256_rle benchmark
X-Git-Tag: 2.1.6~23
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dd8dc56e6196c01ad3c80493ef93396479871c1e;p=thirdparty%2Fzlib-ng.git

Fix buffer overflow in compare256_rle benchmark

Signed-off-by: Vladislav Shchapov <vladislav@shchapov.ru>
---

diff --git a/test/benchmarks/benchmark_compare256_rle.cc b/test/benchmarks/benchmark_compare256_rle.cc
index 5a8afd69..c96d1858 100644
--- a/test/benchmarks/benchmark_compare256_rle.cc
+++ b/test/benchmarks/benchmark_compare256_rle.cc
@@ -33,7 +33,7 @@ public:
     }
 
     void Bench(benchmark::State& state, compare256_rle_func compare256_rle) {
-        int32_t match_len = (int32_t)state.range(0);
+        int32_t match_len = (int32_t)state.range(0) - 1;
         uint32_t len;
 
         str2[match_len] = 0;