Commit 406f42fa0d3c ("net-next: When a bond have a massive amount
of VLANs...") introduced a rbtree for faster Ethernet address look
up. To maintain netdev->dev_addr in this tree we need to make all
the writes to it go through appropriate helpers.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
CC: jdike@addtoit.com
CC: richard@nod.at
CC: anton.ivanov@cambridgegreys.com
CC: johannes.berg@intel.com
CC: linux-um@lists.infradead.org
---
  arch/um/drivers/net_kern.c | 3 ++-
  1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c
index 2fc0b038ff8a..59331384c2d3 100644
--- a/arch/um/drivers/net_kern.c
+++ b/arch/um/drivers/net_kern.c

@@ -276,7 +276,7 @@ static const struct ethtool_ops uml_net_ethtool_ops = {
  
  void uml_net_setup_etheraddr(struct net_device *dev, char *str)
  {
-	unsigned char *addr = dev->dev_addr;
+	u8 addr[ETH_ALEN];
  	char *end;
  	int i;
  

@@ -316,6 +316,7 @@ void uml_net_setup_etheraddr(struct net_device *dev, char *str)
  		       addr[0] | 0x02, addr[1], addr[2], addr[3], addr[4],
  		       addr[5]);
  	}
+	eth_hw_addr_set(dev, addr);
  	return;
  
  random: