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authorAllen Byrne <byrn@hdfgroup.org>2017-11-16 15:14:28 (GMT)
committerAllen Byrne <byrn@hdfgroup.org>2017-11-16 15:14:28 (GMT)
commit22be80a20079127afdcd84b316a7d65f8fbffd5d (patch)
tree1bafcb05491eba22d2e50b7779914c502c3ec8ca /src
parentef2857ec3809dfd2eb3f813471f4621004a76b78 (diff)
parentdc81497bd0840c8adab0cea51ca814359b80305d (diff)
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Merging in latest from upstream (HDFFV/hdf5:refs/heads/hdf5_1_8)
* commit 'dc81497bd0840c8adab0cea51ca814359b80305d': Add RELEASE.txt note for HDFFV-10274. Initialize hid_t variables in test_Attr_bug9. Fix HDFFV-10274. When deleting all (or almost all) of the messages in an object header chunk, where the total amount deleted was greater than 64K, an error would occur due to an off by one error in the code that handled that case. Fixed this and added a test case.
Diffstat (limited to 'src')
-rw-r--r--src/H5Oalloc.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/src/H5Oalloc.c b/src/H5Oalloc.c
index c81bdf9..25052e7 100644
--- a/src/H5Oalloc.c
+++ b/src/H5Oalloc.c
@@ -2200,16 +2200,17 @@ H5O_alloc_shrink_chunk(H5F_t *f, hid_t dxpl_id, H5O_t *oh, unsigned chunkno)
oh->nmesgs++;
/* Initialize new null message to make the chunk large enough */
- oh->mesg[oh->nmesgs].type = H5O_MSG_NULL;
- oh->mesg[oh->nmesgs].dirty = TRUE;
- oh->mesg[oh->nmesgs].native = NULL;
- oh->mesg[oh->nmesgs].raw = old_image + new_size + sizeof_msghdr - sizeof_chksum;
- oh->mesg[oh->nmesgs].raw_size = MAX(H5O_ALIGN_OH(oh, min_chunk_size - total_msg_size),
+ curr_msg = &oh->mesg[oh->nmesgs - 1];
+ curr_msg->type = H5O_MSG_NULL;
+ curr_msg->dirty = TRUE;
+ curr_msg->native = NULL;
+ curr_msg->raw = old_image + new_size + sizeof_msghdr - sizeof_chksum;
+ curr_msg->raw_size = MAX(H5O_ALIGN_OH(oh, min_chunk_size - total_msg_size),
sizeof_msghdr) - sizeof_msghdr;
- oh->mesg[oh->nmesgs].chunkno = chunkno;
+ curr_msg->chunkno = chunkno;
/* update the new chunk size */
- new_size += oh->mesg[oh->nmesgs].raw_size + sizeof_msghdr;
+ new_size += curr_msg->raw_size + sizeof_msghdr;
} /* end if */
/* Check for changing the chunk #0 data size enough to need adjusting the flags */