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); }
/*