- Check NULL dereferences (Christophe Leroy)
- Print real addresses for debugging (Christophe Leroy)
- Drop CONFIG_BLOCK dependency
* tag 'lkdtm-next' of https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
lkdtm: Add tests for NULL pointer dereference
lkdtm: Print real addresses
lkdtm: Do not depend on BLOCK and clean up headers