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usb/ft232r: fixed build issue

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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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drivers/usbhost/usbhost_ft232r.c
+2 -2
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@@ -1180,7 +1180,7 @@ static void usbhost_rxdata_work(FAR void *arg)
nread = DRVR_TRANSFER(hport->drvr, priv->bulkin, nread = DRVR_TRANSFER(hport->drvr, priv->bulkin,
priv->inbuf, priv->pktsize); priv->inbuf, priv->pktsize);
if (nread < 0) if (nread < 2)
{ {
/* The most likely reason for a failure is that the has no /* The most likely reason for a failure is that the has no
* data available now and NAK'ed the IN token OR that the * 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; int ret;
DEBUGASSERT(uartdev && uartdev->priv); 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? */ /* Is RX flow control enabled? */