can: j1939: j1939_xtp_rx_dat_one(): fix rxtimer value between consecutive TP.DT to...

commit c6eea1c8bda56737752465a298dc6ce07d6b8ce3 upstream.

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

Fixes: 9d71dd0c7009 ("can: add support of SAE J1939 protocol")
Link: https://lore.kernel.org/r/1625569210-47506-1-git-send-email-zhangchangzhong@huawei.com
Cc: linux-stable <stable@vger.kernel.org>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>
Acked-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/net/can/j1939/transport.c b/net/can/j1939/transport.c
index 5252bbd1617c64620f6fe0c7394b09dd6027b57f..c5b54089934f7ed538c7988dc8f224f6080ba172 100644 (file)
--- 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);