On 14.03.2025 19:01:44, haibo.chen@xxxxxxx wrote: > From: Haibo Chen <haibo.chen@xxxxxxx> > > After a suspend/resume cycle on a down interface, it will come up as > ERROR-ACTIVE. > > $ ip -details -s -s a s dev flexcan0 > 3: flexcan0: <NOARP,ECHO> mtu 16 qdisc pfifo_fast state DOWN group default qlen 10 > link/can promiscuity 0 allmulti 0 minmtu 0 maxmtu 0 > can state STOPPED (berr-counter tx 0 rx 0) restart-ms 1000 > > $ sudo systemctl suspend > > $ ip -details -s -s a s dev flexcan0 > 3: flexcan0: <NOARP,ECHO> mtu 16 qdisc pfifo_fast state DOWN group default qlen 10 > link/can promiscuity 0 allmulti 0 minmtu 0 maxmtu 0 > can state ERROR-ACTIVE (berr-counter tx 0 rx 0) restart-ms 1000 > > And only set CAN state to CAN_STATE_ERROR_ACTIVE when resume process > has no issue, otherwise keep in CAN_STATE_SLEEPING as suspend did. > > Fixes: 4de349e786a3 ("can: flexcan: fix resume function") > Cc: stable@xxxxxxxxxxxxxxx > Signed-off-by: Haibo Chen <haibo.chen@xxxxxxx> Applied to linux-can. Thanks, Marc -- Pengutronix e.K. | Marc Kleine-Budde | Embedded Linux | https://www.pengutronix.de | Vertretung Nürnberg | Phone: +49-5121-206917-129 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-9 |
Attachment:
signature.asc
Description: PGP signature