From: Marc Kleine-Budde <mkl@pengutronix.de>
Date: Fri, 9 Dec 2022 09:10:08 +0000 (+0100)
Subject: can: raw: add support for SO_MARK
X-Git-Tag: v5.15.147~40
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=dc5643abc1acde4fccabdf5907f581cddafe61a4;p=thirdparty%2Fkernel%2Fstable.git

can: raw: add support for SO_MARK

[ Upstream commit 0826e82b8a32e646b7b32ba8b68ba30812028e47 ]

Add support for SO_MARK to the CAN_RAW protocol. This makes it
possible to add traffic control filters based on the fwmark.

Link: https://lore.kernel.org/all/20221210113653.170346-1-mkl@pengutronix.de
Acked-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Stable-dep-of: 7f6ca95d16b9 ("net: Implement missing getsockopt(SO_TIMESTAMPING_NEW)")
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/net/can/raw.c b/net/can/raw.c
index ed8834b853bee..e32ffcd200f38 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -836,6 +836,7 @@ static int raw_sendmsg(struct socket *sock, struct msghdr *msg, size_t size)
 	skb->dev = dev;
 	skb->sk = sk;
 	skb->priority = sk->sk_priority;
+	skb->mark = sk->sk_mark;
 	skb->tstamp = sockc.transmit_time;
 
 	skb_setup_tx_timestamp(skb, sockc.tsflags);