build: changed path to kernel_dir
(cherry picked from commit b1f061362a6918c689c578527ea41a6d824a236f)

Signed-off-by: Andi Bräu <ab@andi95.de>
build: changed path to kernel_dir 2/2
(cherry picked from commit d8f119ec46da6b55f2fba09561efb87b25e8507e)

Signed-off-by: Andi Bräu <ab@andi95.de>