Merge tag 'v4.1.6' of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux...

Merge tag 'v4.1.6' of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable into topic/uek-4.1/stable-cherry-picks

* tag 'v4.1.6' of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable: (85 commits)
  Linux 4.1.6
  nfsd: do nfs4_check_fh in nfs4_check_file instead of nfs4_check_olstateid
  nfsd: refactor nfs4_preprocess_stateid_op
  kvm: x86: fix kvm_apic_has_events to check for NULL pointer
  signal: fix information leak in copy_siginfo_from_user32
  signal: fix information leak in copy_siginfo_to_user
  signalfd: fix information leak in signalfd_copyinfo
  mm, vmscan: Do not wait for page writeback for GFP_NOFS allocations
  thermal: exynos: Disable the regulator on probe failure
  Input: alps - only Dell laptops have separate button bits for v2 dualpoint sticks
  mtd: nand: Fix NAND_USE_BOUNCE_BUFFER flag conflict
  USB: qcserial: Add support for Dell Wireless 5809e 4G Modem
  USB: qcserial/option: make AT URCs work for Sierra Wireless MC7305/MC7355
  usb: gadget: f_uac2: fix calculation of uac2->p_interval
  staging: lustre: Include unaligned.h instead of access_ok.h
  staging: vt6655: vnt_bss_info_changed check conf->beacon_rate is not NULL
  dm: fix dm_merge_bvec regression on 32 bit systems
  md/raid1: extend spinlock to protect raid1_end_read_request against inconsistencies
  PCI: Restore PCI_MSIX_FLAGS_BIRMASK definition
  nfsd: Drop BUG_ON and ignore SECLABEL on absent filesystem
  ...