Pull x86 platform changes from Ingo Molnar:
 "Small fixes and cleanups all over the map"

* 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/setup: Drop unneeded include <asm/dmi.h>
  x86/olpc/xo1/sci: Don't call input_free_device() after input_unregister_device()
  x86/platform/intel/mrst: Remove cast for kmalloc() return value
  x86/platform/uv: Replace kmalloc() & memset with kzalloc()