Merge branch 'for-3.17' of git://

Pull nfsd bugfix from Bruce Fields:
 "This fixes a data corruption bug introduced by the v3.16 xdr encoding
  rewrite.  I haven't managed to reproduce it myself yet, but it's
  apparently not hard to hit given the right workload"

* 'for-3.17' of git://
  nfsd4: fix corruption of NFSv4 read data