if_alt 1233 drivers/usb/class/usblp.c struct usb_interface *if_alt; if_alt 1239 drivers/usb/class/usblp.c if_alt = usblp->intf; if_alt 1245 drivers/usb/class/usblp.c for (i = 0; i < if_alt->num_altsetting; i++) { if_alt 1246 drivers/usb/class/usblp.c ifd = &if_alt->altsetting[i];