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path: root/drivers/usb/dwc3/ep0.c
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Diffstat (limited to 'drivers/usb/dwc3/ep0.c')
-rw-r--r--drivers/usb/dwc3/ep0.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
index a78c78e7a8c3..827e376bfa97 100644
--- a/drivers/usb/dwc3/ep0.c
+++ b/drivers/usb/dwc3/ep0.c
@@ -1,4 +1,4 @@
-/**
+/*
* ep0.c - DesignWare USB3 DRD Controller Endpoint 0 Handling
*
* Copyright (C) 2010-2011 Texas Instruments Incorporated - http://www.ti.com
@@ -319,10 +319,16 @@ static int dwc3_ep0_handle_status(struct dwc3 *dwc,
{
struct dwc3_ep *dep;
u32 recip;
+ u32 value;
u32 reg;
u16 usb_status = 0;
__le16 *response_pkt;
+ /* We don't support PTM_STATUS */
+ value = le16_to_cpu(ctrl->wValue);
+ if (value != 0)
+ return -EINVAL;
+
recip = ctrl->bRequestType & USB_RECIP_MASK;
switch (recip) {
case USB_RECIP_DEVICE: