Merge branch 'rc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild

Merge branch 'rc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild

Pull kbuild fixes from Michal Marek:
 "Three more fixes for the relative build dir feature:

   - Shut up make -s again
   - Fix for rpm/deb/tar-pkg with O=<subdir>
   - Fix for CONFIG_EXTRA_FIRMWARE"

* 'rc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  firmware: Create directories for external firmware
  kbuild: Fix packaging targets with relative $(srctree)
  kbuild: Do not print the build directory with make -s