diff --git a/channels/chan_agent.c b/channels/chan_agent.c
index cfd779d728..4d9b2d5518 100755
--- a/channels/chan_agent.c
+++ b/channels/chan_agent.c
@@ -415,7 +415,7 @@ static int agent_hangup(struct ast_channel *ast)
 		p->abouttograb = 0;
 	} else if (p->dead) {
 		free(p);
-	} else {
+	} else if (p->chan) {
 		/* Not dead -- check availability now */
 		ast_pthread_mutex_lock(&p->lock);
 		check_availability(p, 1);