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Commit 26cc2522 authored by Denis Cheng's avatar Denis Cheng Committed by David S. Miller
Browse files

[NET]: merge dev_unicast_discard and dev_mc_discard into one 



this two functions could share the dev->_xmit_lock acquired context.

Signed-off-by: default avatarDenis Cheng <crquan@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 456ad75c

net/core/dev.c

+4 −12
Original line number Diff line number Diff line
@@ -2777,23 +2777,16 @@ int dev_unicast_add(struct net_device *dev, void *addr, int alen) 
}

EXPORT_SYMBOL(dev_unicast_add);



static void dev_unicast_discard(struct net_device *dev)

static void dev_addr_discard(struct net_device *dev)

{

	netif_tx_lock_bh(dev);



	__dev_addr_discard(&dev->uc_list);

	dev->uc_count = 0;

	netif_tx_unlock_bh(dev);

}



/*

 *	Discard multicast list when a device is downed

 */



static void dev_mc_discard(struct net_device *dev)

{

	netif_tx_lock_bh(dev);

	__dev_addr_discard(&dev->mc_list);

	dev->mc_count = 0;



	netif_tx_unlock_bh(dev);

}
@@ -3751,8 +3744,7 @@ void unregister_netdevice(struct net_device *dev) 
	/*

	 *	Flush the unicast and multicast chains

	 */

	dev_unicast_discard(dev);

	dev_mc_discard(dev);

	dev_addr_discard(dev);



	if (dev->uninit)

		dev->uninit(dev);