app_confbridge: Plug ref leak of bridge channel with send_events

When send_events is enabled for a user, we were leaking a reference
to the bridge channel in confbridge_manager.c:send_message().  This
also caused the bridge snapshot to not be destroyed.

Change-Id: I87a7ae9175e3cd29f6d6a8750e0ec5427bd98e97

diff --git a/apps/confbridge/confbridge_manager.c b/apps/confbridge/confbridge_manager.c
index 35d3f72ab390af3294f6b551ec0bea571e1ec231..8cc7e3145d9c9e1dddd8e4c5248522c366eebef8 100644 (file)
--- a/apps/confbridge/confbridge_manager.c
+++ b/apps/confbridge/confbridge_manager.c
@@ -367,7 +367,7 @@ static void send_message(const char *msg_name, char *conf_name, struct ast_json
        char *json;
        int rc = 0;
        struct ast_frame f;
-       struct ast_bridge_channel *bridge_chan;
+       RAII_VAR(struct ast_bridge_channel *, bridge_chan, NULL, ao2_cleanup);
 
        bridge_chan = ast_channel_get_bridge_channel(chan);
        if (!bridge_chan) {