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Eric Dumazet authored
sk_attach_filter() and sk_detach_filter() are run with socket locked. Use the appropriate rcu_dereference_protected() instead of blocking BH, and rcu_dereference_bh(). There is no point adding BH prevention and memory barrier. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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