Coverage builds found this build fail in ARM ebsa110_defconfig: drivers/mcb/mcb-parse.c: In function 'chameleon_parse_cells': drivers/mcb/mcb-parse.c:105:2: error: implicit declaration of function 'memcpy_fromio' [-Werror=implicit-function-declaration] cc1: some warnings being treated as errors make[2]: *** [drivers/mcb/mcb-parse.o] Error 1 A simple bisect will output this: 3764e82e5150d87b205c10cd78a9c9ab86fbfa51 is the first bad commit commit 3764e82e5150d87b205c10cd78a9c9ab86fbfa51 Author: Johannes Thumshirn <johannes.thumshirn@xxxxxx> Date: Wed Feb 26 17:29:05 2014 +0100 drivers: Introduce MEN Chameleon Bus The above commit used "default m" which is wrong. New drivers should never be globally enabled with "default y/m". Whether this driver makes sense to build on ARM is an independent issue. Here we delete the "default m" line, which is the equivalent of "default n". Cc: Johannes Thumshirn <johannes.thumshirn@xxxxxx> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx> --- [above commit ID comes from char-misc tree, and will be invalid if that content gets rebased... ] drivers/mcb/Kconfig | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/mcb/Kconfig b/drivers/mcb/Kconfig index 44c82d68c563..9ad2f8661487 100644 --- a/drivers/mcb/Kconfig +++ b/drivers/mcb/Kconfig @@ -4,7 +4,6 @@ menuconfig MCB tristate "MCB support" - default m help The MCB (MEN Chameleon Bus) is a Bus specific to MEN Mikroelektronik -- 1.9.0 -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html