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| author | Yann Collet <yann.collet.73@gmail.com> | 2015-04-16 12:18:15 (GMT) |
|---|---|---|
| committer | Yann Collet <yann.collet.73@gmail.com> | 2015-04-16 12:18:15 (GMT) |
| commit | 2ed9dcc900a8a662a52d11968baf27f61a9bedd3 (patch) | |
| tree | 031f35a697d5e6e106b979a06222a74330f3cb69 | |
| parent | 633c1ca810cb18f9e61f9cd4d90ad104305a0505 (diff) | |
| download | lz4-2ed9dcc900a8a662a52d11968baf27f61a9bedd3.zip lz4-2ed9dcc900a8a662a52d11968baf27f61a9bedd3.tar.gz lz4-2ed9dcc900a8a662a52d11968baf27f61a9bedd3.tar.bz2 | |
fix minor "divide by zero" risk
| -rw-r--r-- | programs/lz4io.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/programs/lz4io.c b/programs/lz4io.c index 258af5b..e2f2801 100644 --- a/programs/lz4io.c +++ b/programs/lz4io.c @@ -487,7 +487,8 @@ static int LZ4IO_compressFilename_extRess(cRess_t ress, const char* srcFileName, size_t cSize = LZ4F_compressFrame(dstBuffer, dstBufferSize, srcBuffer, readSize, &prefs); if (LZ4F_isError(cSize)) EXM_THROW(34, "Compression failed : %s", LZ4F_getErrorName(cSize)); compressedfilesize += cSize; - DISPLAYUPDATE(2, "\rRead : %u MB ==> %.2f%% ", (unsigned)(filesize>>20), (double)compressedfilesize/filesize*100); + DISPLAYUPDATE(2, "\rRead : %u MB ==> %.2f%% ", + (unsigned)(filesize>>20), (double)compressedfilesize/(filesize+!filesize)*100); /* avoid division by zero */ /* Write Block */ sizeCheck = fwrite(dstBuffer, 1, cSize, dstFile); |