usb/ft232r: fixed build issue
1. fixed build issue;
2. make sure the read data length must greater than or equal to 2;
@@ -1180,7 +1180,7 @@ static void usbhost_rxdata_work(FAR void *arg)
nread = DRVR_TRANSFER(hport->drvr, priv->bulkin,
priv->inbuf, priv->pktsize);
- if (nread < 0)
+ if (nread < 2)
{
/* The most likely reason for a failure is that the has no
* data available now and NAK'ed the IN token OR that the
@@ -2584,7 +2584,7 @@ static bool usbhost_rxflowcontrol(FAR struct uart_dev_s *uartdev,
int ret;
DEBUGASSERT(uartdev && uartdev->priv);
- priv = (FAR struct usbhost_ft232r_s *)uartdev->priv
+ priv = (FAR struct usbhost_ft232r_s *)uartdev->priv;
/* Is RX flow control enabled? */
