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usb/ft232r: fixed build issue 

1. fixed build issue;
2. make sure the read data length must greater than or equal to 2;

Signed-off-by: zhangyuan21 <zhangyuan21@xiaomi.com>
This commit is contained in:
zhangyuan21 2022-11-30 19:51:14 +08:00 committed by Xiang Xiao
parent 10ef3900b2
commit d2c52db68e
1 changed files with 2 additions and 2 deletions
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4
drivers/usbhost/usbhost_ft232r.c
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@ -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? */