Eric Dumazet 099ecf59f0 net: annotate lockless accesses to sk->sk_max_ack_backlog ...

sk->sk_max_ack_backlog can be read without any lock being held
at least in TCP/DCCP cases.

We need to use READ_ONCE()/WRITE_ONCE() to avoid load/store tearing
and/or potential KCSAN warnings.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2019-11-06 16:14:48 -08:00

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