X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=drivers%2Fbluetooth%2Fhci_ldisc.c;h=320f71803a2b397f75c77a930dac1bd8de8f496d;hb=972b1943becc2dd4335c1b9d8ecd07c5ad44dd88;hp=48ad2a7ab080ba9a58c425da7cc959dba0e1e3de;hpb=ae005cbed12d0b340b04b59d6f5c56e710b3895d;p=karo-tx-linux.git

diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
index 48ad2a7ab080..320f71803a2b 100644
--- a/drivers/bluetooth/hci_ldisc.c
+++ b/drivers/bluetooth/hci_ldisc.c
@@ -359,6 +359,7 @@ static void hci_uart_tty_wakeup(struct tty_struct *tty)
  */
 static void hci_uart_tty_receive(struct tty_struct *tty, const u8 *data, char *flags, int count)
 {
+	int ret;
 	struct hci_uart *hu = (void *)tty->disc_data;
 
 	if (!hu || tty != hu->tty)
@@ -368,8 +369,9 @@ static void hci_uart_tty_receive(struct tty_struct *tty, const u8 *data, char *f
 		return;
 
 	spin_lock(&hu->rx_lock);
-	hu->proto->recv(hu, (void *) data, count);
-	hu->hdev->stat.byte_rx += count;
+	ret = hu->proto->recv(hu, (void *) data, count);
+	if (ret > 0)
+		hu->hdev->stat.byte_rx += count;
 	spin_unlock(&hu->rx_lock);
 
 	tty_unthrottle(tty);