diff options
Diffstat (limited to 'drivers/bluetooth/hci_ldisc.c')
| -rw-r--r-- | drivers/bluetooth/hci_ldisc.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c index 0d4da5e14ba..b3f01996318 100644 --- a/drivers/bluetooth/hci_ldisc.c +++ b/drivers/bluetooth/hci_ldisc.c @@ -355,7 +355,7 @@ static void hci_uart_tty_wakeup(struct tty_struct *tty) * flags pointer to flags for data * count count of received data in bytes * - * Return Value: None + * Return Value: Number of bytes received */ static unsigned int hci_uart_tty_receive(struct tty_struct *tty, const u8 *data, char *flags, int count) @@ -371,7 +371,8 @@ static unsigned int hci_uart_tty_receive(struct tty_struct *tty, spin_lock(&hu->rx_lock); received = hu->proto->recv(hu, (void *) data, count); - hu->hdev->stat.byte_rx += count; + if (received > 0) + hu->hdev->stat.byte_rx += received; spin_unlock(&hu->rx_lock); tty_unthrottle(tty); |