diff options
Diffstat (limited to 'drivers/bluetooth/hci_bcsp.c')
| -rw-r--r-- | drivers/bluetooth/hci_bcsp.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/bluetooth/hci_bcsp.c b/drivers/bluetooth/hci_bcsp.c index 664d82d1e613..591abe6d63dd 100644 --- a/drivers/bluetooth/hci_bcsp.c +++ b/drivers/bluetooth/hci_bcsp.c @@ -582,6 +582,9 @@ static int bcsp_recv(struct hci_uart *hu, const void *data, int count) struct bcsp_struct *bcsp = hu->priv; const unsigned char *ptr; + if (!test_bit(HCI_UART_REGISTERED, &hu->flags)) + return -EUNATCH; + BT_DBG("hu %p count %d rx_state %d rx_count %ld", hu, count, bcsp->rx_state, bcsp->rx_count); |