From ba5bf17e8343c0b5b87a1240aa75c35c76b88e5e Mon Sep 17 00:00:00 2001
From: Alexander Aring <alex.aring@gmail.com>
Date: Wed, 11 Feb 2015 14:39:16 +0100
Subject: [PATCH] ieee802154: cleanup ieee802154_be64_to_le64

This patch cleanups the ieee802154_be64_to_le64 function. This patch
removes an unnecessary temporary variable.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
---
 include/net/mac802154.h | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/include/net/mac802154.h b/include/net/mac802154.h
index 850647811749..c5c64455bcfa 100644
--- a/include/net/mac802154.h
+++ b/include/net/mac802154.h
@@ -19,6 +19,7 @@
 #include <net/af_ieee802154.h>
 #include <linux/ieee802154.h>
 #include <linux/skbuff.h>
+#include <linux/unaligned/memmove.h>
 
 #include <net/cfg802154.h>
 
@@ -233,9 +234,7 @@ struct ieee802154_ops {
  */
 static inline void ieee802154_be64_to_le64(void *le64_dst, const void *be64_src)
 {
-	__le64 tmp = (__force __le64)swab64p(be64_src);
-
-	memcpy(le64_dst, &tmp, IEEE802154_EXTENDED_ADDR_LEN);
+	__put_unaligned_memmove64(swab64p(be64_src), le64_dst);
 }
 
 /**
-- 
2.39.5