lib-dns: Fix clearing dns requests list at disconnect

diff --git a/src/lib-dns/dns-lookup.c b/src/lib-dns/dns-lookup.c
index 0391e954804dc73be28ce60625ee8b218ecf2bcc..d635b263afaffb5bf1108df3bd72f71e75299a5d 100644 (file)
--- a/src/lib-dns/dns-lookup.c
+++ b/src/lib-dns/dns-lookup.c
@@ -171,6 +171,7 @@ static void dns_client_disconnect(struct dns_client *client, const char *error)
 
        lookup = client->head;
        client->head = NULL;
+       client->tail = NULL;
        while (lookup != NULL) {
                next = lookup->next;