dns scavenging: add an explanatory comment

Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>

diff --git a/source4/dsdb/kcc/scavenge_dns_records.c b/source4/dsdb/kcc/scavenge_dns_records.c
index 57078695cf98ac26c2e7d3dd0851234735a1ec4e..65cf552935cb835933b3ce62443f8d0f0469bcd9 100644 (file)
--- a/source4/dsdb/kcc/scavenge_dns_records.c
+++ b/source4/dsdb/kcc/scavenge_dns_records.c
@@ -267,8 +267,11 @@ static NTSTATUS dns_tombstone_records_zone(TALLOC_CTX *mem_ctx,
                        }
                } else {
                        /*
-                        * Do not change the status of dnsTombstoned
-                        * if we found any live records
+                        * Do not change the status of dnsTombstoned if we
+                        * found any live records. If it exists, its value
+                        * will be the harmless "FALSE", which is what we end
+                        * up with when a tombstoned record is untombstoned.
+                        * (in dns_common_replace).
                         */
                        ldb_msg_remove_attr(new_msg,
                                            "dnsTombstoned");