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Commit e92036a6 authored by RongQing.Li's avatar RongQing.Li Committed by David S. Miller
Browse files

ipv4: remove useless codes in ipmr_device_event() 



Commit 7dc00c82 added a 'notify' parameter for vif_delete() to
distinguish whether to unregister the device.

When notify=1 means we does not need to unregister the device,
so calling unregister_netdevice_many is useless.

Signed-off-by: default avatarRongQing.Li <roy.qing.li@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 115d2a3d

net/ipv4/ipmr.c

+1 −3
Original line number Diff line number Diff line
@@ -1520,7 +1520,6 @@ static int ipmr_device_event(struct notifier_block *this, unsigned long event, v 
	struct mr_table *mrt;

	struct vif_device *v;

	int ct;

	LIST_HEAD(list);



	if (event != NETDEV_UNREGISTER)

		return NOTIFY_DONE;
@@ -1529,10 +1528,9 @@ static int ipmr_device_event(struct notifier_block *this, unsigned long event, v 
		v = &mrt->vif_table[0];

		for (ct = 0; ct < mrt->maxvif; ct++, v++) {

			if (v->dev == dev)

				vif_delete(mrt, ct, 1, &list);

				vif_delete(mrt, ct, 1, NULL);

		}

	}

	unregister_netdevice_many(&list);

	return NOTIFY_DONE;

}