When CONFIG_SYSFS is not enabled provide stubs for the helper functions to not break their callers. Fixes: 539b9c94ac83 ("power: supply: add helpers for charge_behaviour sysfs") Reported-by: kernel test robot <lkp@xxxxxxxxx> Signed-off-by: Thomas Weißschuh <linux@xxxxxxxxxxxxxx> --- include/linux/power_supply.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index d92de670d6a7..e218041cc000 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -723,6 +723,21 @@ ssize_t power_supply_charge_behaviour_show(struct device *dev, char *buf); int power_supply_charge_behaviour_parse(unsigned int available_behaviours, const char *buf); +#else +static inline +ssize_t power_supply_charge_behaviour_show(struct device *dev, + unsigned int available_behaviours, + enum power_supply_charge_behaviour behaviour, + char *buf) +{ + return -EOPNOTSUPP; +} + +static inline int power_supply_charge_behaviour_parse(unsigned int available_behaviours, + const char *buf) +{ + return -EOPNOTSUPP; +} #endif #endif /* __LINUX_POWER_SUPPLY_H__ */ base-commit: b8170452cd5121b11a5726e3ea8dbdfc2d74e771 -- 2.34.1