linux

iv/linux

History

Yang Yingliang 86da269c75 can: j1939: transport: j1939_session_skb_drop_old(): spin_unlock_irqrestore() before kfree_skb()

commit c3c06c61890da80494bb196f75d89b791adda87f upstream.

It is not allowed to call kfree_skb() from hardware interrupt context
or with interrupts being disabled. The skb is unlinked from the queue,
so it can be freed after spin_unlock_irqrestore().

Fixes: 9d71dd0c7009 ("can: add support of SAE J1939 protocol")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Acked-by: Oleksij Rempel <o.rempel@pengutronix.de>
Link: https://lore.kernel.org/all/20221027091237.2290111-1-yangyingliang@huawei.com
Cc: stable@vger.kernel.org
[mkl: adjust subject]
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2022-11-03 23:59:10 +09:00

j1939

can: j1939: transport: j1939_session_skb_drop_old(): spin_unlock_irqrestore() before kfree_skb()

2022-11-03 23:59:10 +09:00

af_can.c

net: introduce CAN specific pointer in the struct net_device

2021-02-24 14:32:15 -08:00

af_can.h

can: introduce CAN midlayer private and allocate it automatically

2019-09-04 13:29:14 +02:00

bcm.c

can: bcm: check the result of can_send() in bcm_can_tx()