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Fix unintended high memory usage

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This commit is contained in:
Kevin Zhang 2026-03-17 13:08:14 -07:00
parent e56865641e
commit cef5a5611a
2 changed files with 36 additions and 1 deletions
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6
lib/compress/zstd_ldm.c
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@ -152,7 +152,11 @@ void ZSTD_ldm_adjustParameters(ldmParams_t* params,
}
}
if (params->hashLog == 0) {
params->hashLog = BOUNDED(ZSTD_HASHLOG_MIN, params->windowLog - params->hashRateLog, ZSTD_HASHLOG_MAX);
if (params->windowLog <= params->hashRateLog) {
params->hashLog = ZSTD_HASHLOG_MIN;
} else {
params->hashLog = BOUNDED(ZSTD_HASHLOG_MIN, params->windowLog - params->hashRateLog, ZSTD_HASHLOG_MAX);
}
}
if (params->minMatchLength == 0) {
params->minMatchLength = LDM_MIN_MATCH_LENGTH;