linux/net/can
Dmitry Antipov a8c695005b can: j1939: j1939_session_new(): fix skb reference counting
Since j1939_session_skb_queue() does an extra skb_get() for each new
skb, do the same for the initial one in j1939_session_new() to avoid
refcount underflow.

Reported-by: syzbot+d4e8dc385d9258220c31@syzkaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=d4e8dc385d9258220c31
Fixes: 9d71dd0c70 ("can: add support of SAE J1939 protocol")
Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru>
Tested-by: Oleksij Rempel <o.rempel@pengutronix.de>
Acked-by: Oleksij Rempel <o.rempel@pengutronix.de>
Link: https://patch.msgid.link/20241105094823.2403806-1-dmantipov@yandex.ru
[mkl: clean up commit message]
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2024-12-02 09:53:39 +01:00
..
j1939 can: j1939: j1939_session_new(): fix skb reference counting 2024-12-02 09:53:39 +01:00
af_can.c net: af_can: do not leave a dangling sk pointer in can_create() 2024-10-15 18:43:08 -07:00
af_can.h can: introduce CAN midlayer private and allocate it automatically 2019-09-04 13:29:14 +02:00
bcm.c can: bcm: Clear bo->bcm_proc_read after remove_proc_entry(). 2024-09-12 09:40:08 +02:00
gw.c can: gw: Use rtnl_register_many(). 2024-10-15 18:52:26 -07:00
isotp.c can: isotp: remove ISO 15675-2 specification version where possible 2024-06-20 11:52:56 +02:00
Kconfig can: isotp: remove ISO 15675-2 specification version where possible 2024-06-20 11:52:56 +02:00
Makefile can: add ISO 15765-2:2016 transport protocol 2020-10-07 23:18:33 +02:00
proc.c proc: remove PDE_DATA() completely 2022-01-22 08:33:37 +02:00
raw.c net_tstamp: add SCM_TS_OPT_ID for RAW sockets 2024-10-04 11:52:19 -07:00