diff options
Diffstat (limited to 'src/H5Ocopy.c')
| -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; |