netdev - [PATCH] 6lowpan: Sync default hardware address of lowpan links to their wpan

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Message-Id: <1381009080-15945-1-git-send-email-alan@signal11.us>
Date:	Sat,  5 Oct 2013 17:38:00 -0400
From:	Alan Ott <alan@...nal11.us>
To:	Alexander Smirnov <alex.bluesman.smirnov@...il.com>,
	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
	"David S. Miller" <davem@...emloft.net>
Cc:	linux-zigbee-devel@...ts.sourceforge.net, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, Alan Ott <alan@...nal11.us>
Subject: [PATCH] 6lowpan: Sync default hardware address of lowpan links to their wpan

When a lowpan link to a wpan device is created, set the hardware address
of the lowpan link to that of the wpan device.

Signed-off-by: Alan Ott <alan@...nal11.us>
---
 net/ieee802154/6lowpan.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/net/ieee802154/6lowpan.c b/net/ieee802154/6lowpan.c
index c85e71e..fb89133 100644
--- a/net/ieee802154/6lowpan.c
+++ b/net/ieee802154/6lowpan.c
@@ -1386,6 +1386,9 @@ static int lowpan_newlink(struct net *src_net, struct net_device *dev,
 
 	entry->ldev = dev;
 
+	BUG_ON(IEEE802154_ADDR_LEN != dev->addr_len);
+	memcpy(dev->dev_addr, real_dev->dev_addr, IEEE802154_ADDR_LEN);
+
 	mutex_lock(&lowpan_dev_info(dev)->dev_list_mtx);
 	INIT_LIST_HEAD(&entry->list);
 	list_add_tail(&entry->list, &lowpan_devices);
-- 
1.8.1.2

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