diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c index 1904a93f47d5..de7b82ece499 100644 --- a/net/bluetooth/6lowpan.c +++ b/net/bluetooth/6lowpan.c @@ -755,7 +755,8 @@ static void set_ip_addr_bits(u8 addr_type, u8 *addr) } static struct l2cap_chan *add_peer_chan(struct l2cap_chan *chan, - struct lowpan_btle_dev *dev) + struct lowpan_btle_dev *dev, + bool new_netdev) { struct lowpan_peer *peer; @@ -786,7 +787,8 @@ static struct l2cap_chan *add_peer_chan(struct l2cap_chan *chan, spin_unlock(&devices_lock); /* Notifying peers about us needs to be done without locks held */ - INIT_DELAYED_WORK(&dev->notify_peers, do_notify_peers); + if (new_netdev) + INIT_DELAYED_WORK(&dev->notify_peers, do_notify_peers); schedule_delayed_work(&dev->notify_peers, msecs_to_jiffies(100)); return peer->chan; @@ -843,6 +845,7 @@ out: static inline void chan_ready_cb(struct l2cap_chan *chan) { struct lowpan_btle_dev *dev; + bool new_netdev = false; dev = lookup_dev(chan->conn); @@ -853,12 +856,13 @@ static inline void chan_ready_cb(struct l2cap_chan *chan) l2cap_chan_del(chan, -ENOENT); return; } + new_netdev = true; } if (!try_module_get(THIS_MODULE)) return; - add_peer_chan(chan, dev); + add_peer_chan(chan, dev, new_netdev); ifup(dev->netdev); }