[SSSD] [sssd PR#5297][comment] Fix IP network by address lookup

[sumit-bose]

URL: https://github.com/SSSD/sssd/pull/5297
Title: #5297: Fix IP network by address lookup

sumit-bose commented:
"""
Hi,

thanks for the fixes. The code looks good. I wonder if you can add a test where `getnetbyaddr()`is called with `AF_UNSPEC` ?

bye,
Sumit
"""

See the full comment at https://github.com/SSSD/sssd/pull/5297#issuecomment-700524033