From: Timo Sirainen <tss@iki.fi>
Date: Tue, 27 Nov 2012 04:20:44 +0000 (+0200)
Subject: doveadm-server: Avoid eating CPU when client disconnects before authentication is... 
X-Git-Tag: 2.1.11~20
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=47e89f0f02ffecb174bb937eb27650c0d1621979;p=thirdparty%2Fdovecot%2Fcore.git

doveadm-server: Avoid eating CPU when client disconnects before authentication is done.
---

diff --git a/src/doveadm/client-connection.c b/src/doveadm/client-connection.c
index d06fec6adf..cfa64a12f0 100644
--- a/src/doveadm/client-connection.c
+++ b/src/doveadm/client-connection.c
@@ -239,8 +239,11 @@ client_connection_authenticate(struct client_connection *conn)
 	const unsigned char *data;
 	size_t size;
 
-	if ((line = i_stream_read_next_line(conn->input)) == NULL)
+	if ((line = i_stream_read_next_line(conn->input)) == NULL) {
+		if (conn->input->eof)
+			return -1;
 		return 0;
+	}
 
 	if (*conn->set->doveadm_password == '\0') {
 		i_error("doveadm_password not set, "