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DStream : ensure correct size of internal buffers in case of error

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This commit is contained in:
Yann Collet 2017-04-05 15:28:56 -07:00
parent 02d37aa1c1
commit 003a244324
1 changed files with 4 additions and 2 deletions
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6
lib/decompress/zstd_decompress.c
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@ -2380,15 +2380,17 @@ size_t ZSTD_decompressStream(ZSTD_DStream* zds, ZSTD_outBuffer* output, ZSTD_inB
zds->blockSize = blockSize;
if (zds->inBuffSize < blockSize) {
ZSTD_free(zds->inBuff, zds->customMem);
zds->inBuffSize = blockSize;
zds->inBuffSize = 0;
zds->inBuff = (char*)ZSTD_malloc(blockSize, zds->customMem);
if (zds->inBuff == NULL) return ERROR(memory_allocation);
zds->inBuffSize = blockSize;
}
if (zds->outBuffSize < neededOutSize) {
ZSTD_free(zds->outBuff, zds->customMem);
zds->outBuffSize = neededOutSize;
zds->outBuffSize = 0;
zds->outBuff = (char*)ZSTD_malloc(neededOutSize, zds->customMem);
if (zds->outBuff == NULL) return ERROR(memory_allocation);
zds->outBuffSize = neededOutSize;
} }
zds->stage = zdss_read;
/* pass-through */