Don't drop expired lease while reading custom leases file

Libvirt, on its own, shouldn't decide whether an expired lease should
stay in the custom leases database or not. It should rather rely on
the 'DEL' event from dnsmasq.
Signed-off-by: NMichal Privoznik <mprivozn@redhat.com>
Reviewed-by: NMichal Privoznik <mprivozn@redhat.com>

src/util/virlease.c

@@ -57,7 +57,6 @@ virLeaseReadCustomLeaseFile(virJSONValuePtr leases_array_new,
 {
     char *lease_entries = NULL;
     virJSONValuePtr leases_array = NULL;
-    long long currtime = 0;
     long long expirytime;
     int custom_lease_file_len = 0;
     virJSONValuePtr lease_tmp = NULL;
@@ -66,8 +65,6 @@ virLeaseReadCustomLeaseFile(virJSONValuePtr leases_array_new,
     size_t i;
     int ret = -1;
 
-    currtime = (long long) time(NULL);
-
     /* Read entire contents */
     if ((custom_lease_file_len = virFileReadAll(custom_lease_file,
                                                 VIR_NETWORK_DHCP_LEASE_FILE_SIZE_MAX,
@@ -109,11 +106,6 @@ virLeaseReadCustomLeaseFile(virJSONValuePtr leases_array_new,
                            _("failed to parse json"));
             goto cleanup;
         }
-        /* Check whether lease has expired or not */
-        if (expirytime < currtime) {
-            i++;
-            continue;
-        }
 
         /* Check whether lease has to be included or not */
         if (ip_to_delete && STREQ(ip_tmp, ip_to_delete)) {