max7359_keypad
struct max7359_keypad *keypad = input_get_drvdata(dev);
struct max7359_keypad *keypad = input_get_drvdata(dev);
struct max7359_keypad *keypad;
keypad = devm_kzalloc(&client->dev, sizeof(struct max7359_keypad),
struct max7359_keypad *keypad = dev_id;