Merge tag 'v7.0-rc5-smb3-client-fix' of git://git.samba.org/sfrench/cifs-2.6

Pull smb client fix from Steve French:

 - Fix rebuild of mapping table

* tag 'v7.0-rc5-smb3-client-fix' of git://git.samba.org/sfrench/cifs-2.6:
  smb/client: ensure smb2_mapping_table rebuild on cmd changes