[SSSD] [sssd PR#5498][comment] Covscan fixes

[abbra]

URL: https://github.com/SSSD/sssd/pull/5498
Title: #5498: Covscan fixes

abbra commented:
"""
@alexey-tikhonov thanks for handling this. I am OK with dropping the remaining patch.
"""

See the full comment at https://github.com/SSSD/sssd/pull/5498#issuecomment-792686243