diff options
| -rw-r--r-- | drivers/usb/gadget/udc/atmel_usba_udc.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c index 2b893bceea45..ae2bfbac603e 100644 --- a/drivers/usb/gadget/udc/atmel_usba_udc.c +++ b/drivers/usb/gadget/udc/atmel_usba_udc.c @@ -860,7 +860,8 @@ static int usba_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req) { struct usba_ep *ep = to_usba_ep(_ep); struct usba_udc *udc = ep->udc; - struct usba_request *req; + struct usba_request *req = NULL; + struct usba_request *iter; unsigned long flags; u32 status; @@ -869,12 +870,14 @@ static int usba_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req) spin_lock_irqsave(&udc->lock, flags); - 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(&udc->lock, flags); return -EINVAL; } |