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dns_cache: fix insert issue.

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This commit is contained in:
Nick Peng
2023-09-19 22:15:21 +08:00
parent 28139d2020
commit b7fb501be9
1 changed files with 4 additions and 5 deletions
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9
src/dns_cache.c
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@@ -277,18 +277,17 @@ static void _dns_cache_insert_sorted(struct dns_cache *dns_cache, struct list_he
struct dns_cache *tmp = NULL; struct dns_cache *tmp = NULL;
struct list_head *insert_head = head; struct list_head *insert_head = head;
ttl = dns_cache->info.insert_time + dns_cache->info.ttl;
if (dns_cache_head.last_active_inserted && dns_cache != dns_cache_head.last_active_inserted) { if (dns_cache_head.last_active_inserted && dns_cache != dns_cache_head.last_active_inserted) {
if (dns_cache_head.last_active_inserted->info.ttl == dns_cache->info.ttl) { time_t ttl_last =
dns_cache_head.last_active_inserted->info.insert_time + dns_cache_head.last_active_inserted->info.ttl;
if (ttl == ttl_last) {
insert_head = &(dns_cache_head.last_active_inserted->list); insert_head = &(dns_cache_head.last_active_inserted->list);
goto out; goto out;
} else if (dns_cache_head.last_active_inserted->info.ttl > dns_cache->info.ttl) {
head = &(dns_cache_head.last_active_inserted->list);
insert_head = head;
} }
} }
/* ascending order */ /* ascending order */
ttl = dns_cache->info.insert_time + dns_cache->info.ttl;
list_for_each_entry_reverse(tmp, head, list) list_for_each_entry_reverse(tmp, head, list)
{ {
if ((tmp->info.insert_time + tmp->info.ttl) <= ttl) { if ((tmp->info.insert_time + tmp->info.ttl) <= ttl) {