From 9ec765d8b4a327ae36c26e38a84dae215d3a2664 Mon Sep 17 00:00:00 2001
From: Anders Kaseorg <andersk@mit.edu>
Date: Fri, 16 Dec 2016 02:43:48 -0500
Subject: [PATCH] opr: Make opr_uuid_hash endian-independent
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit

And also make sure it doesn’t use unaligned accesses.  Fixes a ‘make
check’ failure on big-endian architectures.

Change-Id: I490174f8d1eecb5f20969b4ef12ff16d0dd3806a
Reviewed-on: https://gerrit.openafs.org/12495
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Benjamin Kaduk <kaduk@mit.edu>
Reviewed-by: Michael Meffie <mmeffie@sinenomine.net>
Tested-by: Michael Meffie <mmeffie@sinenomine.net>
---
 src/opr/uuid.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/opr/uuid.c b/src/opr/uuid.c
index 493c660..6a22ca3 100644
--- a/src/opr/uuid.c
+++ b/src/opr/uuid.c
@@ -58,9 +58,7 @@ opr_uuid_equal(const opr_uuid_t *uuid1, const opr_uuid_t *uuid2)
 unsigned int
 opr_uuid_hash(const opr_uuid_t *uuid)
 {
-   /* uuid->data is a (unsigned char *), so there's every danger that this
-    * may cause an unaligned access on some platforms */
-   return opr_jhash((const afs_uint32 *)uuid->data, 4, 0);
+   return opr_jhash_opaque(uuid->data, sizeof(uuid->data), 0);
 }
 
 #if !defined(KERNEL)
-- 
1.9.4