From: Yann Collet <yann.collet.73@gmail.com>
Date: Wed, 16 Dec 2015 02:57:46 +0000 (+0100)
Subject: reduce memory usage
X-Git-Tag: v0.4.5^2~12
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ad84ac93753b6f1a3ac5d772bfd304c515c6bd30;p=thirdparty%2Fzstd.git

reduce memory usage
---

diff --git a/programs/bench.c b/programs/bench.c
index cc135602b..676b03952 100644
--- a/programs/bench.c
+++ b/programs/bench.c
@@ -222,7 +222,7 @@ static int BMK_benchMem(const void* srcBuffer, size_t srcSize,
     const size_t blockSize = (g_blockSize ? g_blockSize : srcSize) + (!srcSize);   /* avoid div by 0 */
     const U32 maxNbBlocks = (U32) ((srcSize + (blockSize-1)) / blockSize) + nbFiles;
     blockParam_t* const blockTable = (blockParam_t*) malloc(maxNbBlocks * sizeof(blockParam_t));
-    const size_t maxCompressedSize = (size_t)maxNbBlocks * ZSTD_compressBound(blockSize);
+    const size_t maxCompressedSize = ZSTD_compressBound(srcSize) + (maxNbBlocks * 512);   /* add some room for safety */
     void* const compressedBuffer = malloc(maxCompressedSize);
     void* const resultBuffer = malloc(srcSize);
     const compressor_t compressor = ZSTD_compress;