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sock: use hlist_entry_safe 

Use hlist_entry_safe() instead of open-coding it.

Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Geliang Tang 2017-01-20 22:27:04 +08:00 committed by David S. Miller
parent c10aa71b9d
commit 6c59ebd356
1 changed files with 1 additions and 2 deletions
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3
include/net/sock.h
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@ -544,8 +544,7 @@ static inline struct sock *sk_nulls_head(const struct hlist_nulls_head *head)
static inline struct sock *sk_next(const struct sock *sk)
{
return sk->sk_node.next ?
hlist_entry(sk->sk_node.next, struct sock, sk_node) : NULL;
return hlist_entry_safe(sk->sk_node.next, struct sock, sk_node);
}
static inline struct sock *sk_nulls_next(const struct sock *sk)