242 	struct st5481_intr *intr = &adapter->intr;  in st5481_setup_usb()  local
299 	intr->urb = urb;  in st5481_setup_usb()
317 	usb_free_urb(intr->urb);  in st5481_setup_usb()
318 	intr->urb = NULL;  in st5481_setup_usb()
332 	struct st5481_intr *intr = &adapter->intr;  in st5481_release_usb()  local
343 	usb_kill_urb(intr->urb);  in st5481_release_usb()
344 	kfree(intr->urb->transfer_buffer);  in st5481_release_usb()
345 	usb_free_urb(intr->urb);  in st5481_release_usb()
346 	intr->urb = NULL;  in st5481_release_usb()
371 	struct st5481_intr *intr = &adapter->intr;  in st5481_start()  local
380 	SUBMIT_URB(intr->urb, GFP_KERNEL);  in st5481_start()