From: Zhang Changzhong zhangchangzhong@huawei.com
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@... 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 --- net/can/j1939/transport.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/net/can/j1939/transport.c +++ b/net/can/j1939/transport.c @@ -1869,7 +1869,7 @@ static void j1939_xtp_rx_dat_one(struct 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);