ep0_buff 1181 drivers/usb/dwc2/core.h void *ep0_buff; ep0_buff 1605 drivers/usb/dwc2/gadget.c req->buf = hsotg->ep0_buff; ep0_buff 4840 drivers/usb/dwc2/gadget.c hsotg->ep0_buff = devm_kzalloc(hsotg->dev, ep0_buff 4842 drivers/usb/dwc2/gadget.c if (!hsotg->ep0_buff)