On 2019/12/12 17:28, Greg KH wrote: > On Thu, Dec 12, 2019 at 05:15:28PM +0800, zhong jiang wrote: >> On 2019/12/12 17:01, Heikki Krogerus wrote: >>> On Thu, Dec 12, 2019 at 03:34:23PM +0800, zhong jiang wrote: >>>> Fixes the following compile error: >>>> >>>> drivers/usb/typec/tcpm/fusb302.o: In function `tcpm_get_current_limit': >>>> fusb302.c:(.text+0x3ee): undefined reference to `extcon_get_state' >>>> fusb302.c:(.text+0x422): undefined reference to `extcon_get_state' >>>> fusb302.c:(.text+0x450): undefined reference to `extcon_get_state' >>>> fusb302.c:(.text+0x48c): undefined reference to `extcon_get_state' >>>> drivers/usb/typec/tcpm/fusb302.o: In function `fusb302_probe': >>>> fusb302.c:(.text+0x980): undefined reference to `extcon_get_extcon_dev' >>>> make: *** [vmlinux] Error 1 >>> There are stubs for those functions so that really should not be >>> happening. I can not reproduce that. >> It can be reproduced in next branch. you can try it in the latest next branch. > Can it be reproduced in 5.5-rc1? Yes > . >