xfrm: handle NETDEV_UNREGISTER for xfrm device
commit
03891f820c2117b19e80b370281eb924a09cf79f upstream.
This patch to handle the asynchronous unregister
device event so the device IPsec offload resources
could be cleanly released.
Fixes:
e4db5b61c572 ("xfrm: policy: remove pcpu policy cache")
Signed-off-by: Raed Salem <raeds@mellanox.com>
Reviewed-by: Boris Pismenny <borisp@mellanox.com>
Reviewed-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>