This is a note to let you know that I've just added the patch titled can: j1939: j1939_xtp_rx_dat_one(): fix rxtimer value between consecutive TP.DT to 750ms to the 5.13-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: can-j1939-j1939_xtp_rx_dat_one-fix-rxtimer-value-between-consecutive-tp.dt-to-750ms.patch and it can be found in the queue-5.13 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From c6eea1c8bda56737752465a298dc6ce07d6b8ce3 Mon Sep 17 00:00:00 2001 From: Zhang Changzhong <zhangchangzhong@xxxxxxxxxx> Date: Tue, 6 Jul 2021 19:00:08 +0800 Subject: can: j1939: j1939_xtp_rx_dat_one(): fix rxtimer value between consecutive TP.DT to 750ms From: Zhang Changzhong <zhangchangzhong@xxxxxxxxxx> 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@xxxxxxxxxx Cc: linux-stable <stable@xxxxxxxxxxxxxxx> Signed-off-by: Zhang Changzhong <zhangchangzhong@xxxxxxxxxx> Acked-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx> Signed-off-by: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- 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); Patches currently in stable-queue which might be from zhangchangzhong@xxxxxxxxxx are queue-5.13/can-j1939-j1939_xtp_rx_dat_one-fix-rxtimer-value-between-consecutive-tp.dt-to-750ms.patch