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author | Sergey Kosukhin <skosukhin@gmail.com> | 2024-03-15 20:01:03 (GMT) |
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committer | GitHub <noreply@github.com> | 2024-03-15 20:01:03 (GMT) |
commit | 6635198d7f300674c61289cfbeb08699d117f2b5 (patch) | |
tree | ce38dc79ce6535bd8e31ce15162fac8324998e6c /src | |
parent | 3861c0c7779c8badfdfef2c43f8148d47733fb83 (diff) | |
download | hdf5-6635198d7f300674c61289cfbeb08699d117f2b5.zip hdf5-6635198d7f300674c61289cfbeb08699d117f2b5.tar.gz hdf5-6635198d7f300674c61289cfbeb08699d117f2b5.tar.bz2 |
Fix buffer size calculation in the deflate filter (#4147)
Diffstat (limited to 'src')
-rw-r--r-- | src/H5Zdeflate.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/src/H5Zdeflate.c b/src/H5Zdeflate.c index 032945a..7d58064 100644 --- a/src/H5Zdeflate.c +++ b/src/H5Zdeflate.c @@ -42,8 +42,6 @@ const H5Z_class2_t H5Z_DEFLATE[1] = {{ H5Z__filter_deflate, /* The actual filter function */ }}; -#define H5Z_DEFLATE_SIZE_ADJUST(s) (ceil(((double)(s)) * 1.001) + 12) - /*------------------------------------------------------------------------- * Function: H5Z__filter_deflate * @@ -149,7 +147,7 @@ H5Z__filter_deflate(unsigned flags, size_t cd_nelmts, const unsigned cd_values[] */ const Bytef *z_src = (const Bytef *)(*buf); Bytef *z_dst; /*destination buffer */ - uLongf z_dst_nbytes = (uLongf)H5Z_DEFLATE_SIZE_ADJUST(nbytes); + uLongf z_dst_nbytes = (uLongf)compressBound(nbytes); uLong z_src_nbytes = (uLong)nbytes; int aggression; /* Compression aggression setting */ |