tree 21af332c509f7ba24699e7a6784f60b48f1baa45
parent 7fa7cb7109d07c29ab28bb877bc7049a0150dbe5
author Eric Dumazet <eric.dumazet@gmail.com> 1285567650 +0000
committer David S. Miller <davem@davemloft.net> 1285648244 -0700

net: sk_{detach|attach}_filter() rcu fixes

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>