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[NET]: use hlist_unhashed()

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Use hlist_unhashed() rather than accessing inside data structure.

Signed-off-by: Akinobu Mita <mita@miraclelinux.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Akinobu Mita 2006-04-28 15:21:23 -07:00 committed by David S. Miller
parent a536e07787
commit da753beaeb
3 changed files with 3 additions and 3 deletions
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2
include/linux/list.h
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@ -619,7 +619,7 @@ static inline void hlist_del_rcu(struct hlist_node *n)
static inline void hlist_del_init(struct hlist_node *n)
{
if (n->pprev) {
if (!hlist_unhashed(n)) {
__hlist_del(n);
INIT_HLIST_NODE(n);
}

2
include/net/inet_timewait_sock.h
View file

@ -150,7 +150,7 @@ static inline void inet_twsk_add_bind_node(struct inet_timewait_sock *tw,
static inline int inet_twsk_dead_hashed(const struct inet_timewait_sock *tw)
{
return tw->tw_death_node.pprev != NULL;
return !hlist_unhashed(&tw->tw_death_node);
}
static inline void inet_twsk_dead_node_init(struct inet_timewait_sock *tw)

2
include/net/sock.h
View file

@ -279,7 +279,7 @@ static inline int sk_unhashed(const struct sock *sk)
static inline int sk_hashed(const struct sock *sk)
{
return sk->sk_node.pprev != NULL;
return !sk_unhashed(sk);
}
static __inline__ void sk_node_init(struct hlist_node *node)