Replace EXTRA_CFLAGS with ccflags-y.
Signed-off-by: matt mooney Acked-by: WANG Cong Acked-by: Dmitry Eremin-Solenikov Signed-off-by: Michal Marek
obj-$(CONFIG_IEEE802154_FAKEHARD) += fakehard.o ccflags-y := -DDEBUG -DCONFIG_FFD
