1 files changed, 3 insertions, 0 deletions

diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index 5833b87c51cf..b8e3a5f1c8a8 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -765,6 +765,9 @@ static void rfcomm_tty_set_termios(struct tty_struct *tty, struct termios *old)
 
         BT_DBG("tty %p termios %p", tty, old);
 
+        if (!dev)
+                return;
+
         /* Handle turning off CRTSCTS */
         if ((old->c_cflag & CRTSCTS) && !(new->c_cflag & CRTSCTS)) 
                 BT_DBG("Turning off CRTSCTS unsupported");