app_confbridge: Fix crash from receiving an AMI action after ConfBridge unloaded.

Unloading ConfBridge caused the next AMI action received to crash
Asterisk.

* Add the missing unregister of AMI action ConfbridgeSetSingleVideoSrc
when ConfBridge is unloaded.

(closes issue ASTERISK-20994)
Reported by: Jeremy Kister
Patches:
      jira_asterisk_20994_v11.patch (license #5621) patch uploaded by rmudgett
Tested by: Rusty Newton, Jeremy Kister

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/11@381067 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/apps/app_confbridge.c b/apps/app_confbridge.c
index 937c03d847cd6869ef5f4f583ee86ef522a80adb..4a52fa8233747ec3ca3f8a9d6ba14acd708e277e 100644 (file)
--- a/apps/app_confbridge.c
+++ b/apps/app_confbridge.c
@@ -2986,6 +2986,7 @@ static int unload_module(void)
        res |= ast_manager_unregister("ConfbridgeLock");
        res |= ast_manager_unregister("ConfbridgeStartRecord");
        res |= ast_manager_unregister("ConfbridgeStopRecord");
+       res |= ast_manager_unregister("ConfbridgeSetSingleVideoSrc");
 
        return res;
 }