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authorOleksij Rempel <o.rempel@pengutronix.de>2019-11-09 16:11:18 +0100
committerMarc Kleine-Budde <mkl@pengutronix.de>2019-11-13 10:42:34 +0100
commitddeeb7d4822ed06d79fc15e822b70dce3fa77e39 (patch)
tree713c5ce1c43002e213c0870fb022e98de903d614 /MAINTAINERS
parent8d7a5f000e235f1dfc61862197d4e8e72c18c6fc (diff)
downloadlinux-ddeeb7d4822ed06d79fc15e822b70dce3fa77e39.tar.bz2
can: j1939: j1939_can_recv(): add priv refcounting
j1939_can_recv() can be called in parallel with socket release. In this case sk_release and sk_destruct can be done earlier than j1939_can_recv() is processed. Reported-by: syzbot+ca172a0ac477ac90f045@syzkaller.appspotmail.com Reported-by: syzbot+07ca5bce8530070a5650@syzkaller.appspotmail.com Reported-by: syzbot+a47537d3964ef6c874e1@syzkaller.appspotmail.com Fixes: 9d71dd0c7009 ("can: add support of SAE J1939 protocol") Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
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