Merge android-4.14 (48a0bb1a) into msm-4.14

* refs/heads/tmp-48a0bb1a:
  Revert "tcp: free batches of packets in tcp_prune_ofo_queue()"
  Revert "f2fs: give message and set need_fsck given broken node id"
  ANDROID: sdcardfs: Check stacked filesystem depth
  ANDROID: keychord: Check for write data size
  ANDROID: verity: really fix android-verity Kconfig
  tcp: add tcp_ooo_try_coalesce() helper
  tcp: call tcp_drop() from tcp_data_queue_ofo()
  tcp: detect malicious patterns in tcp_collapse_ofo_queue()
  tcp: avoid collapses in tcp_prune_queue() if possible
  tcp: free batches of packets in tcp_prune_ofo_queue()

Change-Id: I4bb3069ba090f18bd109d7e27b424bca6609182c
Signed-off-by: Blagovest Kolenichev <bkolenichev@codeaurora.org>