Searching catzs->zones requires a read lock

Lock the catzs->lock mutex before searching in the catzs->zones
hash table.

diff --git a/lib/dns/catz.c b/lib/dns/catz.c
index 7e28528f57113fb1b203ec1937cbf1995da8e489..97241d1352c14c5db58fc825f821fd2b3b4e5f3e 100644 (file)
--- a/lib/dns/catz.c
+++ b/lib/dns/catz.c
@@ -910,8 +910,10 @@ dns_catz_get_zone(dns_catz_zones_t *catzs, const dns_name_t *name) {
        REQUIRE(DNS_CATZ_ZONES_VALID(catzs));
        REQUIRE(ISC_MAGIC_VALID(name, DNS_NAME_MAGIC));
 
+       LOCK(&catzs->lock);
        result = isc_ht_find(catzs->zones, name->ndata, name->length,
                             (void **)&found);
+       UNLOCK(&catzs->lock);
        if (result != ISC_R_SUCCESS) {
                return (NULL);
        }