Makefile: Avoid variable override

When CROSS_COMPILE is set in the environment / command line, we should
not directly pass it to the subshell, otherwise it's evaluated to an
empty string.

Signed-off-by: Vyacheslav Yurkov <uvv.mail@gmail.com>
Acked-by: Jerome Forissier <jerome.forissier@linaro.org>
Acked-by: Mikko Rapeli mikko.rapeli@linaro.org

Author: UVV-gh

Makefile

@@ -12,7 +12,7 @@ clean: examples-clean prepare-for-rootfs-clean
 
 examples:
 	@for example in $(EXAMPLE_LIST); do \
-		$(MAKE) -C $$example CROSS_COMPILE="$(HOST_CROSS_COMPILE)" || exit 1; \
+		$(MAKE) -C $$example || exit 1; \
 	done
 
 examples-clean: