Commit 6bffdc38 authored by Oliver Hartkopp's avatar Oliver Hartkopp Committed by Marc Kleine-Budde
Browse files

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



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: fb08cba1 ("can: canxl: update CAN infrastructure for CAN XL frames")
Signed-off-by: default avatarOliver Hartkopp <socketcan@hartkopp.net>
Link: https://lore.kernel.org/all/20230506184515.39241-1-socketcan@hartkopp.net


Signed-off-by: default avatarMarc Kleine-Budde <mkl@pengutronix.de>
parent 1db080cb

drivers/net/can/dev/skb.c

+2 −1
Original line number Diff line number Diff line
@@ -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 */

	if (!(dev->flags & IFF_ECHO) ||

	    (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);

		return 0;

	}