/* Return with head node of the linked list  */
void* lv_ll_get_head(const lv_ll_t *ll_p)
/* Return with head node of the linked list  */
void* lv_ll_get_head(const lv_ll_t *ll_p)
{
    void * head = NULL;
    if(ll_p != NULL)    {
        head = ll_p->head;
    }
    return head;
}