From: Timo Sirainen <tss@iki.fi>
Date: Tue, 22 Oct 2013 16:12:38 +0000 (+0300)
Subject: lib-dns: Fixed busy looping when dns-client disconnected.
X-Git-Tag: 2.2.7~66
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=28715adb0aa53197a25aac72f1bdd44f44df3cd1;p=thirdparty%2Fdovecot%2Fcore.git

lib-dns: Fixed busy looping when dns-client disconnected.
---

diff --git a/src/lib-dns/dns-lookup.c b/src/lib-dns/dns-lookup.c
index 652185d07d..f0e849ce30 100644
--- a/src/lib-dns/dns-lookup.c
+++ b/src/lib-dns/dns-lookup.c
@@ -159,10 +159,8 @@ static void dns_client_input(struct dns_client *client)
 			return;
 		}
 	}
-	if (ret == 0)
-		return;
 
-	if (lookup->result.error != NULL) {
+	if (ret != 0 && lookup->result.error != NULL) {
 		/* already got the error */
 	} else if (client->input->stream_errno != 0) {
 		dns_client_disconnect(client, t_strdup_printf(