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vrf: simplify the netdev notifier function
We can drop the check because if vrf_ptr is present then we must have the vrf device as a master and since we're running with rtnl it can't go away. Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -624,9 +624,8 @@ static int vrf_device_event(struct notifier_block *unused,
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if (!vrf_ptr || netif_is_vrf(dev))
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goto out;
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vrf_dev = __dev_get_by_index(dev_net(dev), vrf_ptr->ifindex);
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if (vrf_dev)
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vrf_del_slave(vrf_dev, dev);
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vrf_dev = netdev_master_upper_dev_get(dev);
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vrf_del_slave(vrf_dev, dev);
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}
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out:
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return NOTIFY_DONE;
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