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-rw-r--r--net/bluetooth/rfcomm/tty.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index a6a758dd1f7..788c7032185 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -696,7 +696,8 @@ static void rfcomm_tty_close(struct tty_struct *tty, struct file *filp)
BT_DBG("tty %p dev %p dlc %p opened %d", tty, dev, dev->dlc, dev->opened);
if (--dev->opened == 0) {
- device_move(dev->tty_dev, NULL);
+ if (dev->tty_dev->parent)
+ device_move(dev->tty_dev, NULL);
/* Close DLC and dettach TTY */
rfcomm_dlc_close(dev->dlc, 0);