usb: dwc3: ep0: giveback requests on stall_and_restart
if we don't, the list will be busy forever.
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
index 48d3770..4cc72fd 100644
--- a/drivers/usb/dwc3/ep0.c
+++ b/drivers/usb/dwc3/ep0.c
@@ -214,9 +214,19 @@
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);
}