Commit fd704bd5 authored Jun 07, 2019 by Willem de Bruijn Committed by Marc Kleine-Budde Jun 07, 2019

can: purge socket error queue on sock destruct



CAN supports software tx timestamps as of the below commit. Purge
any queued timestamp packets on socket destroy.

Fixes: 51f31cab ("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>

parent eb503004

net/can/af_can.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -99,6 +99,7 @@ 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)

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