scripts/kconfig/conf --syncconfig Kconfig DESCEND objtool CALL scripts/atomic/check-atomics.sh CALL scripts/checksyscalls.sh CHK include/generated/compile.h CC drivers/usb/serial/cp210x.o CC drivers/usb/serial/ftdi_sio.o GZIP kernel/config_data.gz CC kernel/configs.o In file included from drivers/usb/serial/ftdi_sio.c:42: ./include/linux/gpio/driver.h:722:19: error: static declaration of ‘gpiochip_lock_as_irq’ follows non-static declaration 722 | static inline int gpiochip_lock_as_irq(struct gpio_chip *chip, | ^~~~~~~~~~~~~~~~~~~~ ./include/linux/gpio/driver.h:706:5: note: previous declaration of ‘gpiochip_lock_as_irq’ was here 706 | int gpiochip_lock_as_irq(struct gpio_chip *chip, unsigned int offset); | ^~~~~~~~~~~~~~~~~~~~ ./include/linux/gpio/driver.h:729:20: error: static declaration of ‘gpiochip_unlock_as_irq’ follows non-static declaration 729 | static inline void gpiochip_unlock_as_irq(struct gpio_chip *chip, | ^~~~~~~~~~~~~~~~~~~~~~ ./include/linux/gpio/driver.h:707:6: note: previous declaration of ‘gpiochip_unlock_as_irq’ was here 707 | void gpiochip_unlock_as_irq(struct gpio_chip *chip, unsigned int offset); | ^~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/usb/serial/cp210x.c:23: ./include/linux/gpio/driver.h:722:19: error: static declaration of ‘gpiochip_lock_as_irq’ follows non-static declaration 722 | static inline int gpiochip_lock_as_irq(struct gpio_chip *chip, | ^~~~~~~~~~~~~~~~~~~~ ./include/linux/gpio/driver.h:706:5: note: previous declaration of ‘gpiochip_lock_as_irq’ was here 706 | int gpiochip_lock_as_irq(struct gpio_chip *chip, unsigned int offset); | ^~~~~~~~~~~~~~~~~~~~ ./include/linux/gpio/driver.h:729:20: error: static declaration of ‘gpiochip_unlock_as_irq’ follows non-static declaration 729 | static inline void gpiochip_unlock_as_irq(struct gpio_chip *chip, | ^~~~~~~~~~~~~~~~~~~~~~ ./include/linux/gpio/driver.h:707:6: note: previous declaration of ‘gpiochip_unlock_as_irq’ was here 707 | void gpiochip_unlock_as_irq(struct gpio_chip *chip, unsigned int offset); | ^~~~~~~~~~~~~~~~~~~~~~ scripts/Makefile.build:265: recipe for target 'drivers/usb/serial/cp210x.o' failed make[3]: *** [drivers/usb/serial/cp210x.o] Error 1 make[3]: *** Waiting for unfinished jobs.... scripts/Makefile.build:265: recipe for target 'drivers/usb/serial/ftdi_sio.o' failed make[3]: *** [drivers/usb/serial/ftdi_sio.o] Error 1 scripts/Makefile.build:509: recipe for target 'drivers/usb/serial' failed make[2]: *** [drivers/usb/serial] Error 2 scripts/Makefile.build:509: recipe for target 'drivers/usb' failed make[1]: *** [drivers/usb] Error 2 make[1]: *** Waiting for unfinished jobs.... AR kernel/built-in.a Makefile:1669: recipe for target 'drivers' failed make: *** [drivers] Error 2