ddidderr/zstd-rs
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Fix wildcopy overwriting data still in window

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Sean Purcell committed 2017-02-15 16:43:45 -08:00
1 parent 2252d29a5a
commit 887eaa9e21
4 files changed
+27 -3
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lib/decompress/zstd_decompress.c
+1 -1
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@@ -2260,7 +2260,7 @@ size_t ZSTD_decompressStream(ZSTD_DStream* zds, ZSTD_outBuffer* output, ZSTD_inB
/* Adapt buffer sizes to frame header instructions */
{ size_t const blockSize = MIN(zds->fParams.windowSize, ZSTD_BLOCKSIZE_ABSOLUTEMAX);
size_t const neededOutSize = zds->fParams.windowSize + blockSize;
size_t const neededOutSize = zds->fParams.windowSize + blockSize + WILDCOPY_OVERLENGTH;
zds->blockSize = blockSize;
if (zds->inBuffSize < blockSize) {
ZSTD_free(zds->inBuff, zds->customMem);