From d742220b357769fa0a764d238373b8667116cf64 Mon Sep 17 00:00:00 2001 From: Felipe Balbi Date: Thu, 8 Sep 2011 18:17:12 +0300 Subject: [PATCH] usb: dwc3: ep0: giveback requests on stall_and_restart if we don't, the list will be busy forever. Signed-off-by: Felipe Balbi --- drivers/usb/dwc3/ep0.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index 48d3770bd765..4cc72fdc0575 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -214,9 +214,19 @@ out: static void dwc3_ep0_stall_and_restart(struct dwc3 *dwc) { + struct dwc3_ep *dep = dwc->eps[0]; + /* stall is always issued on EP0 */ __dwc3_gadget_ep_set_halt(dwc->eps[0], 1); dwc->eps[0]->flags = DWC3_EP_ENABLED; + + if (!list_empty(&dep->request_list)) { + struct dwc3_request *req; + + req = next_request(&dep->request_list); + dwc3_gadget_giveback(dep, req, -ECONNRESET); + } + dwc->ep0state = EP0_SETUP_PHASE; dwc3_ep0_out_start(dwc); } -- 2.30.2