From: W. Felix Handte <w@felixhandte.com>
Date: Thu, 14 May 2020 17:50:53 +0000 (-0400)
Subject: Fix Size Estimate for LDM Seq Space
X-Git-Tag: v1.4.7~146^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F2133%2Fhead;p=thirdparty%2Fzstd.git

Fix Size Estimate for LDM Seq Space
---

diff --git a/lib/compress/zstd_compress.c b/lib/compress/zstd_compress.c
index cd322e0d5..0cd47fc99 100644
--- a/lib/compress/zstd_compress.c
+++ b/lib/compress/zstd_compress.c
@@ -1147,7 +1147,8 @@ static size_t ZSTD_estimateCCtxSize_usingCCtxParams_internal(
 
     size_t const ldmSpace = ZSTD_ldm_getTableSize(*ldmParams);
     size_t const maxNbLdmSeq = ZSTD_ldm_getMaxNbSeq(*ldmParams, blockSize);
-    size_t const ldmSeqSpace = ZSTD_cwksp_alloc_size(maxNbLdmSeq * sizeof(rawSeq));
+    size_t const ldmSeqSpace = ldmParams->enableLdm ?
+        ZSTD_cwksp_alloc_size(maxNbLdmSeq * sizeof(rawSeq)) : 0;
 
 
     size_t const bufferSpace = ZSTD_cwksp_alloc_size(buffInSize)