diff options
| author | Willem de Bruijn <willemb@google.com> | 2019-06-07 16:46:07 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-07-10 09:56:33 +0200 |
| commit | 562f962142e2a04203e209bdc99ad53a7b929a89 (patch) | |
| tree | 5e7ff70bd30f0f500f10483e933a397624748342 | |
| parent | b4fd1ed2b17217611329d6b633bb3aff33f257c0 (diff) | |
can: purge socket error queue on sock destruct
commit fd704bd5ee749d560e86c4f1fd2ef486d8abf7cf upstream.
CAN supports software tx timestamps as of the below commit. Purge
any queued timestamp packets on socket destroy.
Fixes: 51f31cabe3ce ("ip: support for TX timestamps on UDP and RAW sockets")
Reported-by: syzbot+a90604060cb40f5bdd16@syzkaller.appspotmail.com
Signed-off-by: Willem de Bruijn <willemb@google.com>
Cc: linux-stable <stable@vger.kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | net/can/af_can.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/can/af_can.c b/net/can/af_can.c index c866e761651a..b06ab2f05991 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c @@ -113,6 +113,7 @@ EXPORT_SYMBOL(can_ioctl); static void can_sock_destruct(struct sock *sk) { skb_queue_purge(&sk->sk_receive_queue); + skb_queue_purge(&sk->sk_error_queue); } static const struct can_proto *can_get_proto(int protocol) |