diff options
Diffstat (limited to 'drivers/usb/gadget/udc/lpc32xx_udc.c')
| -rw-r--r-- | drivers/usb/gadget/udc/lpc32xx_udc.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/usb/gadget/udc/lpc32xx_udc.c b/drivers/usb/gadget/udc/lpc32xx_udc.c index a25d01c89564..6117ae8e7242 100644 --- a/drivers/usb/gadget/udc/lpc32xx_udc.c +++ b/drivers/usb/gadget/udc/lpc32xx_udc.c @@ -1830,7 +1830,7 @@ static int lpc32xx_ep_queue(struct usb_ep *_ep, static int lpc32xx_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req) { struct lpc32xx_ep *ep; - struct lpc32xx_request *req; + struct lpc32xx_request *req = NULL, *iter; unsigned long flags; ep = container_of(_ep, struct lpc32xx_ep, ep); @@ -1840,11 +1840,13 @@ static int lpc32xx_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req) spin_lock_irqsave(&ep->udc->lock, flags); /* make sure it's actually queued on this endpoint */ - list_for_each_entry(req, &ep->queue, queue) { - if (&req->req == _req) - break; + list_for_each_entry(iter, &ep->queue, queue) { + if (&iter->req != _req) + continue; + req = iter; + break; } - if (&req->req != _req) { + if (!req) { spin_unlock_irqrestore(&ep->udc->lock, flags); return -EINVAL; } |