static void f_hidg_req_complete(struct usb_ep *ep, struct usb_request *req)
{
	struct f_hidg *hidg = (struct f_hidg *)ep->driver_data;
	unsigned long flags;

	if (req->status != 0) {
		ERROR(hidg->func.config->cdev,
			"End Point Request ERROR: %d\n", req->status);
	}

	spin_lock_irqsave(&hidg->write_spinlock, flags);
	hidg->write_pending = 0;
	spin_unlock_irqrestore(&hidg->write_spinlock, flags);
	wake_up(&hidg->write_queue);
}

This weakness involves numeric computation errors, such as integer overflows, underflows, or precision losses, which can lead to miscalculations and exploitable behaviors in software.