gaff_device 33 drivers/hid/hid-gaff.c struct gaff_device *gaff = data; gaff_device 65 drivers/hid/hid-gaff.c struct gaff_device *gaff; gaff_device 99 drivers/hid/hid-gaff.c gaff = kzalloc(sizeof(struct gaff_device), GFP_KERNEL);