From: Ganapathi Bhat <gb...@marvell.com>

The hdev struct might not have initialized in protocol receive handler.
This patch adds necessary checks.

Signed-off-by: Ganapathi Bhat <gb...@marvell.com>
Signed-off-by: Amitkumar Karwar <akar...@marvell.com>
---
 drivers/bluetooth/hci_ldisc.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
index b4ee682..047e786 100644
--- a/drivers/bluetooth/hci_ldisc.c
+++ b/drivers/bluetooth/hci_ldisc.c
@@ -154,7 +154,9 @@ restart:
 
                set_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);
                len = tty->ops->write(tty, skb->data, skb->len);
-               hdev->stat.byte_tx += len;
+
+               if (hdev)
+                       hdev->stat.byte_tx += len;
 
                skb_pull(skb, len);
                if (skb->len) {
@@ -349,7 +351,7 @@ void hci_uart_set_baudrate(struct hci_uart *hu, unsigned 
int speed)
        /* tty_set_termios() return not checked as it is always 0 */
        tty_set_termios(tty, &ktermios);
 
-       BT_DBG("%s: New tty speeds: %d/%d", hu->hdev->name,
+       BT_DBG("%s: New tty speeds: %d/%d", hu->hdev ? hu->hdev->name : "",
               tty->termios.c_ispeed, tty->termios.c_ospeed);
 }
 
-- 
1.8.1.4

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