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fix unchecked null; value not read

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This commit is contained in:
Mark Andrews 2013-07-14 00:26:23 +10:00
parent 725fe319ae
commit 09fec18669
1 changed files with 6 additions and 3 deletions
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9
lib/dns/zone.c
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@ -2983,6 +2983,11 @@ zone_addnsec3chain(dns_zone_t *zone, dns_rdata_nsec3param_t *nsec3param) {
dns_db_attach(zone->db, &db);
ZONEDB_UNLOCK(&zone->dblock, isc_rwlocktype_read);
if (db == NULL) {
result = ISC_R_SUCCESS;
goto cleanup;
}
dns_db_currentversion(db, &version);
result = dns_nsec_nseconly(db, version, &nseconly);
nsec3ok = (result == ISC_R_SUCCESS && !nseconly);
@ -3121,10 +3126,8 @@ resume_addnsec3chain(dns_zone_t *zone) {
if (zone->db != NULL)
dns_db_attach(zone->db, &db);
ZONEDB_UNLOCK(&zone->dblock, isc_rwlocktype_read);
if (db == NULL) {
result = ISC_R_FAILURE;
if (db == NULL)
goto cleanup;
}
result = dns_db_findnode(db, &zone->origin, ISC_FALSE, &node);
if (result != ISC_R_SUCCESS)