diff options
Diffstat (limited to 'channels')
| -rw-r--r-- | channels/chan_agent.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/channels/chan_agent.c b/channels/chan_agent.c index 83dbd38e4..f84c0f011 100644 --- a/channels/chan_agent.c +++ b/channels/chan_agent.c @@ -2535,7 +2535,9 @@ static int unload_module(void) /* First, take us out of the channel loop */ ast_channel_unregister(&agent_tech); /* Delete devicestate subscription */ - agent_devicestate_sub = ast_event_unsubscribe(agent_devicestate_sub); + if (agent_devicestate_sub) { + agent_devicestate_sub = ast_event_unsubscribe(agent_devicestate_sub); + } /* Unregister dialplan functions */ ast_custom_function_unregister(&agent_function); /* Unregister CLI commands */ |