summaryrefslogtreecommitdiffstats
path: root/src/H5Gcache.c
diff options
context:
space:
mode:
authorNeil Fortner <nfortne2@hdfgroup.org>2015-07-01 22:08:11 (GMT)
committerNeil Fortner <nfortne2@hdfgroup.org>2015-07-01 22:08:11 (GMT)
commit9804fed58f4f30843d406861a2daf67944c244de (patch)
tree37ef75018769aa13ad604dc9be42dfd81d8a9812 /src/H5Gcache.c
parent980db9e85b902bcd0e183e00c5ebe02ec365dc22 (diff)
downloadhdf5-9804fed58f4f30843d406861a2daf67944c244de.zip
hdf5-9804fed58f4f30843d406861a2daf67944c244de.tar.gz
hdf5-9804fed58f4f30843d406861a2daf67944c244de.tar.bz2
[svn-r27320] Fix uninitialized memory write valgrind errors in trunk. Did this by modifying
metadata cache clients to clear unused memory in the buffer after serializing. Tested: ummon; jam, koala, ostrich (h5committest)
Diffstat (limited to 'src/H5Gcache.c')
-rw-r--r--src/H5Gcache.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/H5Gcache.c b/src/H5Gcache.c
index 8dfecb1..f765b41 100644
--- a/src/H5Gcache.c
+++ b/src/H5Gcache.c
@@ -316,8 +316,10 @@ H5G__cache_node_serialize(const H5F_t *f, void *_image, size_t len,
if(H5G__ent_encode_vec(f, &image, sym->entry, sym->nsyms) < 0)
HGOTO_ERROR(H5E_SYM, H5E_CANTENCODE, FAIL, "can't serialize")
+#ifdef H5_CLEAR_MEMORY
/* Clear rest of symbol table node */
- HDmemset(image, 0, sym->node_size - (size_t)(image - (uint8_t *)_image));
+ HDmemset(image, 0, len - (size_t)(image - (uint8_t *)_image));
+#endif /* H5_CLEAR_MEMORY */
done:
FUNC_LEAVE_NOAPI(ret_value)