Commit e38eb650 "NFS: set_pnfs_layoutdriver() from nfs4_proc_fsinfo()"
have remove the using of mntfh from nfs_server_set_fsinfo().
Signed-off-by: NKinglong Mee <kinglongmee@gmail.com>
Signed-off-by: NTrond Myklebust <trond.myklebust@primarydata.com>