From a88186280275c51d91c644e0b66a0b30dc0452d8 Mon Sep 17 00:00:00 2001
From: Mohamad Chaarawi <chaarawi@hdfgroup.org>
Date: Thu, 25 Sep 2014 14:30:36 -0500
Subject: [svn-r25620] Fix a bug in multi VFD when the memb_addr in
 H5Pset_fapl_multi is passed as NULL. The library is supposed in that case to
 equally divide the address space among all members, but there was a bug
 causing an overflow in the assignment.

tested with h5commitest
---
 src/H5FDmulti.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/H5FDmulti.c b/src/H5FDmulti.c
index 0a899a9..4a62bd8 100644
--- a/src/H5FDmulti.c
+++ b/src/H5FDmulti.c
@@ -491,7 +491,7 @@ H5Pset_fapl_multi(hid_t fapl_id, const H5FD_mem_t *memb_map,
     }
     if (!memb_addr) {
 	for (mt=H5FD_MEM_DEFAULT; mt<H5FD_MEM_NTYPES; mt=(H5FD_mem_t)(mt+1))
-	    _memb_addr[mt] = (hsize_t)(mt ? (mt - 1) : 0) * HADDR_MAX / H5FD_MEM_NTYPES;
+	    _memb_addr[mt] = (hsize_t)(mt ? (mt - 1) : 0) * (HADDR_MAX / H5FD_MEM_NTYPES);
 	memb_addr = _memb_addr;
     }
 
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