From 5c5129b54f2f346c86cd23fea67e71b45f7f84ff Mon Sep 17 00:00:00 2001
From: Stephen Hemminger <shemminger@vyatta.com>
Date: Fri, 12 Jun 2009 19:02:51 +0000
Subject: bonding: use is_zero_ether_addr

Remove bogus non-portable possibly unaligned way of testing
for zero addres..

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 drivers/net/bonding/bond_sysfs.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
index 395f3b160a75..55bf34f59bbf 100644
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -33,6 +33,7 @@
 #include <linux/ctype.h>
 #include <linux/inet.h>
 #include <linux/rtnetlink.h>
+#include <linux/etherdevice.h>
 #include <net/net_namespace.h>
 
 #include "bonding.h"
@@ -275,10 +276,9 @@ static ssize_t bonding_store_slaves(struct device *d,
 		/* If this is the first slave, then we need to set
 		   the master's hardware address to be the same as the
 		   slave's. */
-		if (!(*((u32 *) & (bond->dev->dev_addr[0])))) {
+		if (is_zero_ether_addr(bond->dev->dev_addr))
 			memcpy(bond->dev->dev_addr, dev->dev_addr,
 			       dev->addr_len);
-		}
 
 		/* Set the slave's MTU to match the bond */
 		original_mtu = dev->mtu;
-- 
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