Disable Media Buttons Except Administrator

/** Disable Media Buttons Except Administrator */
function disable_media_buttons() {
    $user = wp_get_current_user();
    if ( ! in_array( 'administrator', (array) $user->roles ) ) {
        remove_action( 'media_buttons', 'media_buttons' );
    }
}

add_action( 'init', 'disable_media_buttons' );