On 04/06/2017 07:04 AM, Andrew Lunn wrote: > On Thu, Apr 06, 2017 at 06:47:35AM -0700, Florian Fainelli wrote: >> When CONFIG_OF=n, we will see the following warning: >> >> drivers/net/dsa/mv88e6xxx/chip.c:2834:34: warning: >> 'mv88e6xxx_mdio_external_match' defined but not used >> [-Wunused-const-variable=] >> static const struct of_device_id mv88e6xxx_mdio_external_match[] = { >> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> >> Signed-off-by: Florian Fainelli <f.faine...@gmail.com> >> --- >> drivers/net/dsa/mv88e6xxx/chip.c | 2 ++ >> 1 file changed, 2 insertions(+) >> >> diff --git a/drivers/net/dsa/mv88e6xxx/chip.c >> b/drivers/net/dsa/mv88e6xxx/chip.c >> index 44ba8cff5631..64cbc4c04907 100644 >> --- a/drivers/net/dsa/mv88e6xxx/chip.c >> +++ b/drivers/net/dsa/mv88e6xxx/chip.c >> @@ -2831,11 +2831,13 @@ static int mv88e6xxx_mdio_register(struct >> mv88e6xxx_chip *chip, >> return 0; >> } >> >> +#ifdef CONFIG_OF >> static const struct of_device_id mv88e6xxx_mdio_external_match[] = { >> { .compatible = "marvell,mv88e6xxx-mdio-external", >> .data = (void *)true }, >> { }, >> }; >> +#endif
Hi Andrew, > > Hi Florian > > Maybe a better fix is to make the stub of of_match_node() an inline > function, so its parameters are used. That will fix this warning > everywhere in the kernel, not just in this driver. Good point, this is just much better. Thanks! -- Florian