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xfrm: handle NETDEV_UNREGISTER for xfrm device

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commit 03891f820c2117b19e80b370281eb924a09cf79f upstream.

This patch to handle the asynchronous unregister
device event so the device IPsec offload resources
could be cleanly released.

Fixes: e4db5b61c5 ("xfrm: policy: remove pcpu policy cache")
Signed-off-by: Raed Salem <[email protected]>
Reviewed-by: Boris Pismenny <[email protected]>
Reviewed-by: Saeed Mahameed <[email protected]>
Signed-off-by: Steffen Klassert <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Raed Salem 2020-02-02 13:19:34 +02:00 • committed by Greg Kroah-Hartman
commit c467570443
1 changed files with 1 additions and 0 deletions
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1
net/xfrm/xfrm_device.c
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@ -390,6 +390,7 @@ static int xfrm_dev_event(struct notifier_block *this, unsigned long event, void
return xfrm_dev_feat_change(dev);
case NETDEV_DOWN:
case NETDEV_UNREGISTER:
return xfrm_dev_down(dev);
}
return NOTIFY_DONE;