In linux-next tree, this is causing build error: drivers/char/hw_random/cctrng.c: In function ‘cc_trng_compwork_handler’: drivers/char/hw_random/cctrng.c:334:49: error: ‘fips_enabled’ undeclared (first use in this function); did you mean ‘nx_enabled’? if (CC_REG_FLD_GET(RNG_ISR, CRNGT_ERR, isr) && fips_enabled) { ^~~~~~~~~~~~ nx_enabled drivers/char/hw_random/cctrng.c:334:49: note: each undeclared identifier is reported only once for each function it appears in drivers/char/hw_random/cctrng.c:335:3: error: implicit declaration of function ‘fips_fail_notify’; did you mean ‘sysfs_notify’? [-Werror=implicit-function-declaration] fips_fail_notify(); ^~~~~~~~~~~~~~~~ sysfs_notify cc1: some warnings being treated as errors Signed-off-by: Murphy Zhou <jencce.kernel@xxxxxxxxx> --- drivers/char/hw_random/cctrng.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/char/hw_random/cctrng.c b/drivers/char/hw_random/cctrng.c index bdcd56243104..e82716c12c3a 100644 --- a/drivers/char/hw_random/cctrng.c +++ b/drivers/char/hw_random/cctrng.c @@ -15,6 +15,7 @@ #include <linux/completion.h> #include <linux/of.h> #include <linux/bitfield.h> +#include <linux/fips.h> #include "cctrng.h" -- 2.18.1