tree f091a4e9ed825031f5a33489547b0fc7c22e9778
parent c48c8c1e2e81e71a0f13b83cc5124333f3750064
author Oleksij Rempel <o.rempel@pengutronix.de> 1572960718 +0100
committer Marc Kleine-Budde <mkl@pengutronix.de> 1573638154 +0100

can: j1939: socket: rework socket locking for j1939_sk_release() and j1939_sk_sendmsg()

j1939_sk_sendmsg() should be protected by lock_sock() to avoid race with
j1939_sk_bind() and j1939_sk_release().

Reported-by: syzbot+afd421337a736d6c1ee6@syzkaller.appspotmail.com
Reported-by: syzbot+6d04f6a1b31a0ae12ca9@syzkaller.appspotmail.com
Fixes: 9d71dd0c7009 ("can: add support of SAE J1939 protocol")
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>