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author | jhendersonHDF <jhenderson@hdfgroup.org> | 2023-04-26 22:57:22 (GMT) |
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committer | GitHub <noreply@github.com> | 2023-04-26 22:57:22 (GMT) |
commit | bd7616cf98ae52e77f710a16fb4d334be3cb5ce9 (patch) | |
tree | c02bb657e6af4183154ae03a4a4af6fd5e5a83f5 /src | |
parent | ca27cf94a2832bc7eb06975070319f827bcf4bbd (diff) | |
download | hdf5-bd7616cf98ae52e77f710a16fb4d334be3cb5ce9.zip hdf5-bd7616cf98ae52e77f710a16fb4d334be3cb5ce9.tar.gz hdf5-bd7616cf98ae52e77f710a16fb4d334be3cb5ce9.tar.bz2 |
Fix v1 object header gap bug in H5Ocopy (#2785)
Diffstat (limited to 'src')
-rw-r--r-- | src/H5Ocopy.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/H5Ocopy.c b/src/H5Ocopy.c index 926d0da..9852d1f 100644 --- a/src/H5Ocopy.c +++ b/src/H5Ocopy.c @@ -532,10 +532,15 @@ H5O__copy_header_real(const H5O_loc_t *oloc_src, H5O_loc_t *oloc_dst /*out*/, H5 HDassert((oh_dst->flags & H5O_HDR_CHUNK0_SIZE) == H5O_HDR_CHUNK0_1); /* Determine whether to create gap or NULL message */ - if (delta < H5O_SIZEOF_MSGHDR_OH(oh_dst)) + if ((oh_dst->version > H5O_VERSION_1) && (delta < H5O_SIZEOF_MSGHDR_OH(oh_dst))) dst_oh_gap = delta; - else + else { + /* NULL message must be at least size of message header */ + if (delta < H5O_SIZEOF_MSGHDR_OH(oh_dst)) + delta = H5O_SIZEOF_MSGHDR_OH(oh_dst); + dst_oh_null = delta; + } /* Increase destination object header size */ dst_oh_size += delta; |