summaryrefslogtreecommitdiff
path: root/apps/app_jack.c
diff options
context:
space:
mode:
authorCorey Farrell <git@cfware.com>2014-03-27 19:21:44 +0000
committerCorey Farrell <git@cfware.com>2014-03-27 19:21:44 +0000
commitfbe0dfaf4410a4ed34cca248d0885ea87c747e27 (patch)
treeb8adead7bbb0c61a5b1873c5432dd0359af50047 /apps/app_jack.c
parent44409401ec7d754a2af861f599e88e5199c2ccf0 (diff)
Fix dialplan function NULL channel safety issues
(closes issue ASTERISK-23391) Reported by: Corey Farrell Review: https://reviewboard.asterisk.org/r/3386/ ........ Merged revisions 411313 from http://svn.asterisk.org/svn/asterisk/branches/1.8 ........ Merged revisions 411314 from http://svn.asterisk.org/svn/asterisk/branches/11 ........ Merged revisions 411315 from http://svn.asterisk.org/svn/asterisk/branches/12 git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@411328 65c4cc65-6c06-0410-ace0-fbb531ad65f3
Diffstat (limited to 'apps/app_jack.c')
-rw-r--r--apps/app_jack.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/apps/app_jack.c b/apps/app_jack.c
index d1bdfa38f..f32c59ff0 100644
--- a/apps/app_jack.c
+++ b/apps/app_jack.c
@@ -951,6 +951,11 @@ static int jack_hook_write(struct ast_channel *chan, const char *cmd, char *data
{
int res;
+ if (!chan) {
+ ast_log(LOG_WARNING, "No channel was provided to %s function.\n", cmd);
+ return -1;
+ }
+
if (!strcasecmp(value, "on"))
res = enable_jack_hook(chan, data);
else if (!strcasecmp(value, "off"))