diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index 84fcf9f..917b441 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -129,6 +129,11 @@ static void rfcomm_dev_shutdown(struct tty_port *port)
 
 	/* close the dlc */
 	rfcomm_dlc_close(dev->dlc, 0);
+
+	/* release the port if it was created with the flag RELEASE_ONHUP */
+	if (test_bit(RFCOMM_RELEASE_ONHUP, &dev->flags) &&
+	    !test_and_set_bit(RFCOMM_TTY_RELEASED, &dev->flags))
+		tty_port_put(&dev->port);
 }
 
 static const struct tty_port_operations rfcomm_port_ops = {