From: Willy Tarreau <w@1wt.eu>
Date: Thu, 6 Dec 2018 14:25:58 +0000 (+0100)
Subject: BUG/MEDIUM: stream-int: don't attempt to receive if the connection is not established
X-Git-Tag: v1.9-dev10~26
X-Git-Url: http://www.kaiwu.me/postgresql/commit/?a=commitdiff_plain;h=adc7f3edd26f2cc508bb9ceeb140bf6e54b5d79c;p=haproxy.git

BUG/MEDIUM: stream-int: don't attempt to receive if the connection is not established

If we try to receive before the connection is established, we lose the
send event and are not woken up anymore once the connection is established.
This was diagnosed by Olivier.

No backport is needed.
---

diff --git a/include/proto/stream_interface.h b/include/proto/stream_interface.h
index e790c7170..2874664f1 100644
--- a/include/proto/stream_interface.h
+++ b/include/proto/stream_interface.h
@@ -436,7 +436,7 @@ static inline void si_chk_rcv(struct stream_interface *si)
 	if (si_rx_blocked(si) || !si_rx_endp_ready(si))
 		return;
 
-	if (si->state > SI_ST_EST)
+	if (si->state != SI_ST_EST)
 		return;
 
 	si->flags |= SI_FL_RX_WAIT_EP;