Doing this to avoid a race between the 'dns__catz_update_cb()' and
'dns_catz_dbupdate_callback()' functions.
(cherry picked from commit a87859f1fa)
Doing this to avoid a race between the 'dns__catz_update_cb()' and
'dns_catz_dbupdate_callback()' functions.
(cherry picked from commit a87859f1fa)