sctp: use list_is_singular in sctp_list_single_entry

Use list_is_singular() instead of open-coding.

Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Geliang Tang 2020-06-28 17:32:25 +08:00 committed by David S. Miller
parent ac6a86a539
commit 6fc3e68f5b

View File

@ -412,7 +412,7 @@ static inline void sctp_skb_set_owner_r(struct sk_buff *skb, struct sock *sk)
/* Tests if the list has one and only one entry. */
static inline int sctp_list_single_entry(struct list_head *head)
{
return (head->next != head) && (head->next == head->prev);
return list_is_singular(head);
}
static inline bool sctp_chunk_pending(const struct sctp_chunk *chunk)