单链表删除重复节点

/* 删除链表中的重复节点 */
//递归法求解
LinkedList *delSame(LinkedList *head)
{
	pLinkedList pointer,temp=head;
	if (head->next == NULL) //只有头结点，链表为空
	{
		return head;
	} 
	head->next = delSame(head->next);
	pointer = head->next;
	while (pointer != NULL)
	{
		if (head->iValue == pointer->iValue)
		{
			temp->next = pointer->next;
			free(pointer);
			pointer = temp->next;
		}
		else
		{
			pointer = pointer->next;
			temp = temp->next;
		}
	}
	return head;
}