From: Timo Sirainen <timo.sirainen@dovecot.fi>
Date: Thu, 5 Oct 2017 13:12:38 +0000 (+0300)
Subject: director: Fix potential panic when director is alone
X-Git-Tag: 2.3.0.rc1~897
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=aa7e573b32f014d8736333fe271ea606c5709f82;p=thirdparty%2Fdovecot%2Fcore.git

director: Fix potential panic when director is alone

If director is alone and it can't connect to other directors, it might crash
with:

Panic: file director.c: line 318 (director_set_ring_synced): assertion failed: (!dir->ring_synced)
---

diff --git a/src/director/director.c b/src/director/director.c
index 650fa05d9d..f80f3e3614 100644
--- a/src/director/director.c
+++ b/src/director/director.c
@@ -272,7 +272,7 @@ void director_connect(struct director *dir, const char *reason)
 	dir->ring_min_version = DIRECTOR_VERSION_MINOR;
 	if (!dir->ring_handshaked)
 		director_set_ring_handshaked(dir);
-	else
+	else if (!dir->ring_synced)
 		director_set_ring_synced(dir);
 }