[PATCH] sock: use hlist_entry_safe

[Geliang Tang]

Use hlist_entry_safe() instead of open-coding it.

Signed-off-by: Geliang Tang <geliangt...@gmail.com>
---
 include/net/sock.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/include/net/sock.h b/include/net/sock.h
index 4077ec4..c4e1caf1 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -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)
-- 
2.9.3