Building with the attached random configuration file, In file included from drivers/misc/genwqe/card_base.h:41:0, from drivers/misc/genwqe/card_base.c:43: drivers/misc/genwqe/genwqe_driver.h: In function ‘genwqe_hexdump’: drivers/misc/genwqe/genwqe_driver.h:71:2: error: implicit declaration of function ‘dynamic_hex_dump’ [-Werror=implicit-function-declaration] dynamic_hex_dump(prefix, DUMP_PREFIX_OFFSET, 16, 1, buff, size, true); ^ cc1: some warnings being treated as errors make[3]: *** [drivers/misc/genwqe/card_base.o] Error 1