1 files changed, 4 insertions, 0 deletions
diff --git a/src/H5SM.c b/src/H5SM.c
index 6c0e3b5..476bcb9 100755
--- a/src/H5SM.c
+++ b/src/H5SM.c
@@ -426,6 +426,7 @@ H5SM_create_list(H5F_t *f, H5SM_index_header_t * header, hid_t dxpl_id)
     /* JAMES: would making fewer operations out of this make it faster? */
     for(x=0; x<num_entries; x++)
     {
+        list->messages[x].ref_count=0;
         list->messages[x].fheap_id=0;
         list->messages[x].hash=H5O_HASH_UNDEF;
     }
@@ -615,6 +616,9 @@ H5SM_write_mesg(H5F_t *f, hid_t dxpl_id, H5SM_index_header_t *header,
     if(NULL == (encoding_buf = H5MM_calloc(buf_size)))
 	HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "can't allocate buffer for encoding");
 
+    /* JAMES: make purify happy.  I think calloc above should do this. */
+    HDmemset(encoding_buf, 0, buf_size);
+
     if(H5O_encode(f, encoding_buf, mesg, type_id) < 0)
 	HGOTO_ERROR(H5E_OHDR, H5E_CANTENCODE, FAIL, "can't encode message to be shared");