[U-Boot] [PATCH 07/20] usb: hub: Revise wLength for 'get port status' request

Bin Meng bmeng.cn at gmail.com
Fri Jun 16 13:31:36 UTC 2017


For accuracy, we should use 'sizeof(struct usb_port_status)' as the
wLength for 'get port status' request, although it happens to be
equal to 'sizeof(struct usb_hub_status)'.

Signed-off-by: Bin Meng <bmeng.cn at gmail.com>
---

 common/usb_hub.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/common/usb_hub.c b/common/usb_hub.c
index ca830df..8c6d33a 100644
--- a/common/usb_hub.c
+++ b/common/usb_hub.c
@@ -110,7 +110,7 @@ int usb_get_port_status(struct usb_device *dev, int port, void *data)
 {
 	return usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
 			USB_REQ_GET_STATUS, USB_DIR_IN | USB_RT_PORT, 0, port,
-			data, sizeof(struct usb_hub_status), USB_CNTL_TIMEOUT);
+			data, sizeof(struct usb_port_status), USB_CNTL_TIMEOUT);
 }
 
 
-- 
2.9.2



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