From: Timo Sirainen <tss@iki.fi>
Date: Thu, 29 Oct 2015 13:29:24 +0000 (+0200)
Subject: imap: Fixed crash in NOTIFY when there were watched namespaces that didn't support... 
X-Git-Tag: 2.2.20.rc1~112
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=1c1e591e42f6c3cdfeeed26164f5c85d85d01877;p=thirdparty%2Fdovecot%2Fcore.git

imap: Fixed crash in NOTIFY when there were watched namespaces that didn't support NOTIFY.
---

diff --git a/src/imap/imap-notify.c b/src/imap/imap-notify.c
index f5b001e45b..060d4001ce 100644
--- a/src/imap/imap-notify.c
+++ b/src/imap/imap-notify.c
@@ -245,6 +245,9 @@ static int imap_client_notify_ns(struct imap_notify_namespace *notify_ns)
 	const struct mailbox_list_notify_rec *rec;
 	int ret, ret2 = 1;
 
+	if (notify_ns->notify == NULL)
+		return 0; /* notifications not supported in this namespace */
+
 	while ((ret = mailbox_list_notify_next(notify_ns->notify, &rec)) > 0) {
 		if (imap_notify_match(notify_ns, rec)) T_BEGIN {
 			ret2 = imap_notify_next(notify_ns, rec);