From: Timo Sirainen <timo.sirainen@open-xchange.com>
Date: Wed, 1 Jun 2022 08:06:13 +0000 (+0300)
Subject: doveadm: Assert-crash if empty referral is attempted to be sent
X-Git-Tag: 2.4.0~4023
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=96a01b4f8b5459f2b6709eb5502366e2bfeaec6d;p=thirdparty%2Fdovecot%2Fcore.git

doveadm: Assert-crash if empty referral is attempted to be sent

This shouldn't happen anymore after allocating referral from the context
pool.
---

diff --git a/src/doveadm/client-connection-tcp.c b/src/doveadm/client-connection-tcp.c
index 3763f0ae8c..777042f554 100644
--- a/src/doveadm/client-connection-tcp.c
+++ b/src/doveadm/client-connection-tcp.c
@@ -163,6 +163,7 @@ doveadm_cmd_server_post(struct client_connection_tcp *conn,
 	const char *str = NULL;
 
 	if (cctx->referral != NULL) {
+		i_assert(cctx->referral[0] != '\0');
 		o_stream_nsend_str(conn->output, t_strdup_printf(
 			"\n-REFERRAL %s\n", cctx->referral));
 		return;