From: Joshua Colp <jcolp@digium.com>
Date: Wed, 18 Dec 2013 11:58:44 +0000 (+0000)
Subject: res_calendar: Protect channel when adding datastore.
X-Git-Tag: 1.8.26.0-rc1~21
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=4a289473f1c25e3531f611a630fb328de408aabe;p=thirdparty%2Fasterisk.git

res_calendar: Protect channel when adding datastore.

This change adds a missing channel lock when adding a datastore
to a channel.


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.8@404135 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---

diff --git a/res/res_calendar.c b/res/res_calendar.c
index 7c8518b85a..6e509d7347 100644
--- a/res/res_calendar.c
+++ b/res/res_calendar.c
@@ -725,7 +725,10 @@ static void *do_notify(void *data)
 	datastore->inheritance = DATASTORE_INHERIT_FOREVER;
 
 	ao2_ref(event, +1);
+
+	ast_channel_lock(chan);
 	res = ast_channel_datastore_add(chan, datastore);
+	ast_channel_unlock(chan);
 
 	if (!(apptext = ast_str_create(32))) {
 		goto notify_cleanup;