[PATCH net] can: j1939: j1939_xtp_rx_dat_one(): fix rxtimer value between consecutive TP.DT to 750ms

From: Zhang Changzhong <zhangchangzhong@huawei.com>
To: Robin van der Gracht <robin@protonic.nl>,
	Oleksij Rempel <linux@rempel-privat.de>, <kernel@pengutronix.de>,
	Oliver Hartkopp <socketcan@hartkopp.net>,
	Marc Kleine-Budde <mkl@pengutronix.de>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	"Kurt Van Dijck" <dev.kurt@vandijck-laurijssen.be>,
	Maxime Jayat <maxime.jayat@mobile-devices.fr>
Cc: Zhang Changzhong <zhangchangzhong@huawei.com>,
	<linux-can@vger.kernel.org>, <netdev@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>
Subject: [PATCH net] can: j1939: j1939_xtp_rx_dat_one(): fix rxtimer value between consecutive TP.DT to 750ms
Date: Tue, 6 Jul 2021 19:00:08 +0800	[thread overview]
Message-ID: <1625569210-47506-1-git-send-email-zhangchangzhong@huawei.com> (raw)

For receive side, the max time interval between two consecutive TP.DT
should be 750ms.

Fixes: 9d71dd0c7009 ("can: add support of SAE J1939 protocol")
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>
---
 net/can/j1939/transport.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/can/j1939/transport.c b/net/can/j1939/transport.c
index c3946c3..4113229 100644
--- a/net/can/j1939/transport.c
+++ b/net/can/j1939/transport.c
@@ -1869,7 +1869,7 @@ static void j1939_xtp_rx_dat_one(struct j1939_session *session,
 		if (!session->transmission)
 			j1939_tp_schedule_txtimer(session, 0);
 	} else {
-		j1939_tp_set_rxtimeout(session, 250);
+		j1939_tp_set_rxtimeout(session, 750);
 	}
 	session->last_cmd = 0xff;
 	consume_skb(se_skb);
-- 
2.9.5

