Remove Post Info Whitespace Pro Front Page not working

<?php
//Don't include the opening php tag.


// Remove Post Info, from Whitespace Pro Front Page
function whitespace_remove_post_meta() {
    if (is_front_page()) {
        remove_action( 'genesis_entry_header', 'genesis_post_info', 7 );
        }
}
add_action ( 'genesis_entry_header', 'whitespace_remove_post_meta' );