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path: root/drivers/usb/gadget/udc/lpc32xx_udc.c
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Diffstat (limited to 'drivers/usb/gadget/udc/lpc32xx_udc.c')
-rw-r--r--drivers/usb/gadget/udc/lpc32xx_udc.c15
1 files changed, 3 insertions, 12 deletions
diff --git a/drivers/usb/gadget/udc/lpc32xx_udc.c b/drivers/usb/gadget/udc/lpc32xx_udc.c
index 27fd41333f71..3b6a7852822d 100644
--- a/drivers/usb/gadget/udc/lpc32xx_udc.c
+++ b/drivers/usb/gadget/udc/lpc32xx_udc.c
@@ -1803,23 +1803,14 @@ static int lpc32xx_ep_queue(struct usb_ep *_ep,
1803 req = container_of(_req, struct lpc32xx_request, req); 1803 req = container_of(_req, struct lpc32xx_request, req);
1804 ep = container_of(_ep, struct lpc32xx_ep, ep); 1804 ep = container_of(_ep, struct lpc32xx_ep, ep);
1805 1805
1806 if (!_req || !_req->complete || !_req->buf || 1806 if (!_ep || !_req || !_req->complete || !_req->buf ||
1807 !list_empty(&req->queue)) 1807 !list_empty(&req->queue))
1808 return -EINVAL; 1808 return -EINVAL;
1809 1809
1810 udc = ep->udc; 1810 udc = ep->udc;
1811 1811
1812 if (!_ep) { 1812 if (udc->gadget.speed == USB_SPEED_UNKNOWN)
1813 dev_dbg(udc->dev, "invalid ep\n"); 1813 return -EPIPE;
1814 return -EINVAL;
1815 }
1816
1817
1818 if ((!udc) || (!udc->driver) ||
1819 (udc->gadget.speed == USB_SPEED_UNKNOWN)) {
1820 dev_dbg(udc->dev, "invalid device\n");
1821 return -EINVAL;
1822 }
1823 1814
1824 if (ep->lep) { 1815 if (ep->lep) {
1825 struct lpc32xx_usbd_dd_gad *dd; 1816 struct lpc32xx_usbd_dd_gad *dd;