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Fix small file passthrough (#3215)

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This commit is contained in:
Chris Burgess
2022-07-29 15:22:46 -04:00
committed by GitHub
parent 1e09cffd9b
commit 2b9fde932b
2 changed files with 14 additions and 1 deletions
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5
programs/fileio.c
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@ -2346,7 +2346,10 @@ static int FIO_decompressFrames(FIO_ctx_t* const fCtx,
break; /* no more input */
}
readSomething = 1; /* there is at least 1 byte in srcFile */
if (ress.readCtx->srcBufferLoaded < toRead) {
if (ress.readCtx->srcBufferLoaded < toRead) { /* not enough input to check magic number */
if ((prefs->overwrite) && !strcmp (dstFileName, stdoutmark)) { /* pass-through mode */
return FIO_passThrough(&ress);
}
DISPLAYLEVEL(1, "zstd: %s: unknown header \n", srcFileName);
return 1;
}