vxlan: few locking fixes in nexthop event handler

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- remove fdb from nh_list before the rcu grace period
- protect fdb->vdev with rcu
- hold spin lock before destroying fdb

Fixes: c7cdbe2efc ("vxlan: support for nexthop notifiers")
Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Reviewed-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Roopa Prabhu 2020-05-28 22:12:36 -07:00 • committed by David S. Miller

parent 72b4868211

commit 79472fe873

1 changed files with 25 additions and 7 deletions

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drivers/net/vxlan.c

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