Bluetooth: Release BTM while sleeping to avoid deadlock

Signed-off-by: Vladislav P <vladisslav@inbox.ru>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>

diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index 2575c2d..d7b9af4 100644 (file)
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -727,7 +727,9 @@ static int rfcomm_tty_open(struct tty_struct *tty, struct file *filp)
                        break;
                }
 
+               tty_unlock();
                schedule();
+               tty_lock();
        }
        set_current_state(TASK_RUNNING);
        remove_wait_queue(&dev->wait, &wait);