Merge branch 'for-rafael' of git://git.kernel.org/pub/scm/linux/kernel/git/mzx/devfre...

Merge branch 'for-rafael' of git://git./linux/kernel/git/mzx/devfreq into pm-devfreq

Pull devfreq fixes from MyungJoo Ham.

* 'for-rafael' of git://git.kernel.org/pub/scm/linux/kernel/git/mzx/devfreq:
  PM / devfreq: create_freezable_workqueue() doesn't return an ERR_PTR
  PM / devfreq: Remove duplicate header file inclusion in exynos5_bus.c
  PM / devfreq: Use devm_* APIs in exynos5_bus.c
  PM / devfreq: Remove redundant platform_set_drvdata() in exynos5_bus.c
  PM / devfreq: Fix incorrect usage of IS_ERR_OR_NULL in exynos5_bus.c