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can: dev: fix missing CAN XL support in can_put_echo_skb()

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[ Upstream commit 6bffdc38f9 ]

can_put_echo_skb() checks for the enabled IFF_ECHO flag and the
correct ETH_P type of the given skbuff. When implementing the CAN XL
support the new check for ETH_P_CANXL has been forgotten.

Fixes: fb08cba12b ("can: canxl: update CAN infrastructure for CAN XL frames")
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Link: https://lore.kernel.org/all/20230506184515.39241-1-socketcan@hartkopp.net
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Oliver Hartkopp
2023-05-06 20:45:15 +02:00
committed by Greg Kroah-Hartman
parent c9abef1e07
commit e90cefcffd
1 changed files with 2 additions and 1 deletions
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3
drivers/net/can/dev/skb.c
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@@ -54,7 +54,8 @@ int can_put_echo_skb(struct sk_buff *skb, struct net_device *dev,
/* check flag whether this packet has to be looped back */ /* check flag whether this packet has to be looped back */
if (!(dev->flags & IFF_ECHO) || if (!(dev->flags & IFF_ECHO) ||
(skb->protocol != htons(ETH_P_CAN) && (skb->protocol != htons(ETH_P_CAN) &&
skb->protocol != htons(ETH_P_CANFD))) { skb->protocol != htons(ETH_P_CANFD) &&
skb->protocol != htons(ETH_P_CANXL))) {
kfree_skb(skb); kfree_skb(skb);
return 0; return 0;
} }