Merge tag 'compat-ioctl-fix' of git://git.kernel.org:/pub/scm/linux/kernel/git/arnd/playground

Pull compat-ioctl fix from Arnd Bergmann:
 "One patch in the compat-ioctl series broke 32-bit rootfs for multiple
  people testing on 64-bit kernels. Let's fix it in -rc1 before others
  run into the same issue"

* tag 'compat-ioctl-fix' of git://git.kernel.org:/pub/scm/linux/kernel/git/arnd/playground:
  compat_ioctl: fix FIONREAD on devices