net: sched: act_ipt: remove dependency on rtnl lock
Use tcf spinlock to protect ipt action private data from concurrent modification during dump. Ipt init already takes tcf spinlock when modifying ipt state. Signed-off-by: NVlad Buslov <vladbu@mellanox.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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