Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.10 09/33] net: correct sk_acceptq_is_full() | Date | Mon, 29 Mar 2021 18:21:57 -0400 |
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From: liuyacan <yacanliu@163.com>
[ Upstream commit f211ac154577ec9ccf07c15f18a6abf0d9bdb4ab ]
The "backlog" argument in listen() specifies the maximom length of pending connections, so the accept queue should be considered full if there are exactly "backlog" elements.
Signed-off-by: liuyacan <yacanliu@163.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org> --- include/net/sock.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/net/sock.h b/include/net/sock.h index 253202dcc5e6..8cdc009d7636 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -930,7 +930,7 @@ static inline void sk_acceptq_added(struct sock *sk) static inline bool sk_acceptq_is_full(const struct sock *sk) { - return READ_ONCE(sk->sk_ack_backlog) > READ_ONCE(sk->sk_max_ack_backlog); + return READ_ONCE(sk->sk_ack_backlog) >= READ_ONCE(sk->sk_max_ack_backlog); } /* -- 2.30.1
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