Merge branch 'akpm' (patches from Andrew Morton)

Merge fixes from Andrew Morton:
 "Five fixes.

  err, make that six.  let me try again"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
  fs/ocfs2/super.c: Use bigger nodestr to accomodate 32-bit node numbers
  memcg: check that kmem_cache has memcg_params before accessing it
  drivers/base/memory.c: fix show_mem_removable() to handle missing sections
  IPC: bugfix for msgrcv with msgtyp < 0
  Omnikey Cardman 4000: pull in ioctl.h in user header
  timer_list: correct the iterator for timer_list