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Fix UBSAN issue (zero addition to NULL)

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Fix UBSAN issue that came up internally.
This commit is contained in:
Nick Terrell
2023-05-26 13:43:47 -07:00
committed by Nick Terrell
parent 23a0643ef1
commit d01a2c6929
1 changed files with 1 additions and 1 deletions
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lib/compress/zstd_compress.c
+1 -1
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@@ -5951,7 +5951,7 @@ static size_t ZSTD_compressStream_generic(ZSTD_CStream* zcs,
if (zcs->appliedParams.inBufferMode == ZSTD_bm_stable) { if (zcs->appliedParams.inBufferMode == ZSTD_bm_stable) {
assert(input->pos >= zcs->stableIn_notConsumed); assert(input->pos >= zcs->stableIn_notConsumed);
input->pos -= zcs->stableIn_notConsumed; input->pos -= zcs->stableIn_notConsumed;
ip -= zcs->stableIn_notConsumed; if (ip) ip -= zcs->stableIn_notConsumed;
zcs->stableIn_notConsumed = 0; zcs->stableIn_notConsumed = 0;
} }
if (zcs->appliedParams.inBufferMode == ZSTD_bm_buffered) { if (zcs->appliedParams.inBufferMode == ZSTD_bm_buffered) {