drivers/usb/typec/tcpm/tcpm.c:4724:3: error: case label does not reduce to an integer constant

Linux mainline and linux next arm64 builds failed with gcc-7.3.x.

drivers/usb/typec/tcpm/tcpm.c: In function 'run_state_machine': drivers/usb/typec/tcpm/tcpm.c:4724:3: error: case label does not reduce to an integer constant case BDO_MODE_TESTDATA: ^~~~ make[4]: *** [scripts/Makefile.build:288: drivers/usb/typec/tcpm/tcpm.o] Error 1 ^ Reported-by: Linux Kernel Functional Testing lkft@linaro.org

-- Linaro LKFT https://lkft.linaro.org

https://ci.linaro.org/view/lkft/job/openembedded-lkft-linux-mainline/DISTRO=...