Linked List Delete (No special case)

bool ContactList::remove(const std::string& key)
{
    NodePtr *pp = &head;
    while (*pp)
    {
        if ((*pp)->data.key == key)
        {
            NodePtr *tmp = *pp;
            *pp = tmp->link;
            delete tmp;
            return true;
        }
        pp = &(*pp)->link;
    }
    return false;
}