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-Url: http://git.maquefel.me/?a=commitdiff_plain;h=0826e82b8a32e646b7b32ba8b68ba30812028e47;p=linux.git

can: raw: add support for SO_MARK

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>
---

diff --git a/net/can/raw.c b/net/can/raw.c
index 3eb7d3e2b541f..81071cdb03010 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -857,6 +857,7 @@ static int raw_sendmsg(struct socket *sock, struct msghdr *msg, size_t size)
 
 	skb->dev = dev;
 	skb->priority = sk->sk_priority;
+	skb->mark = sk->sk_mark;
 	skb->tstamp = sockc.transmit_time;
 
 	skb_setup_tx_timestamp(skb, sockc.tsflags);