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minor findnode optimization

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when searching the cache for a node so that we can delete an
rdataset, it is not necessary to set the 'create' flag. if the
node doesn't exist yet, we then we won't be able to delete
anything from it anyway.
This commit is contained in:
Evan Hunt
2024-07-12 14:06:20 -07:00
committed by Ondřej Surý
parent bad8b03188
commit 6b720bfe1a
1 changed files with 1 additions and 2 deletions
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3
lib/dns/resolver.c
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@@ -5220,7 +5220,7 @@ validated(void *arg) {
result = ISC_R_NOTFOUND;
if (val->rdataset != NULL) {
result = dns_db_findnode(fctx->cache, val->name,
true, &node);
false, &node);
}
if (result == ISC_R_SUCCESS) {
(void)dns_db_deleterdataset(fctx->cache, node,
@@ -5858,7 +5858,6 @@ cache_name(fetchctx_t *fctx, dns_name_t *name, dns_message_t *message,
/*
* Find or create the cache node.
*/
node = NULL;
result = dns_db_findnode(fctx->cache, name, true, &node);
if (result != ISC_R_SUCCESS) {
return (result);