tcp: md5: check md5 signature without socket lock
Since a8afca03 (tcp: md5: protects md5sig_info with RCU) tcp_md5_do_lookup doesn't require socket lock, rcu_read_lock is enough. Therefore socket lock is no longer required for tcp_v{4,6}_inbound_md5_hash too, so we can move these calls (wrapped with rcu_read_{,un}lock) before bh_lock_sock: from tcp_v{4,6}_do_rcv to tcp_v{4,6}_rcv. Signed-off-by:Dmitry Popov <ixaphire@qrator.net> Signed-off-by:
David S. Miller <davem@davemloft.net>
parent
269f8cb2
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