On 12/10/19 9:17 AM, Oliver Hartkopp wrote: > I built a Linux 5.5 rc1 with your patch without any problems. Any idea > about this kbuild test failure? > > So far vcan.o was not linked to dev.o as we only had the inline > functions can_dropped_invalid_skb() and can_create_echo_skb() in dev.h. I think the problem is that you can build the some drivers without activating CAN_DEV. This means the dev.c is not compied, thus the symbol is not available. For linux-can-next, I suggest to drop the optional CAN_DEV and compile it unconditionally if CAN is switched on. Marc -- Pengutronix e.K. | Marc Kleine-Budde | Embedded Linux | https://www.pengutronix.de | Vertretung West/Dortmund | Phone: +49-231-2826-924 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
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