[SSSD] [sssd PR#103][comment] sudo: do not store usn if no rules are found

[fidencio]

URL: https://github.com/SSSD/sssd/pull/103
Title: #103: sudo: do not store usn if no rules are found

jhrozek commented:
"""
    master: 46703740e83a66909974a5ee8d47df6a6e5076e7
    sssd-1-14: 76e97affaa05ce45709efd59d120595c5992aa21
    sssd-1-13: 4e25db79aa514e044449c8ad4482c45b24e7a3d4

"""

See the full comment at https://github.com/SSSD/sssd/pull/103#issuecomment-265777376