ctrl_head 156 drivers/net/usb/catc.c unsigned int ctrl_head, ctrl_tail; ctrl_head 525 drivers/net/usb/catc.c if (catc->ctrl_head != catc->ctrl_tail) ctrl_head 542 drivers/net/usb/catc.c q = catc->ctrl_queue + catc->ctrl_head; ctrl_head 552 drivers/net/usb/catc.c catc->ctrl_head = (catc->ctrl_head + 1) & (CTRL_QUEUE - 1); ctrl_head 554 drivers/net/usb/catc.c if (catc->ctrl_head == catc->ctrl_tail) {