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authorVlad Yasevich <vladislav.yasevich@hp.com>2007-11-09 11:43:40 -0500
committerVlad Yasevich <vladislav.yasevich@hp.com>2007-11-09 11:43:40 -0500
commitd970dbf8455eb1b8cebd3cde6e18f73dd1b3ce38 (patch)
treee7866d392c3654a379492ca78249231be47401a4 /net/sctp/socket.c
parent123ed979eaa8de0dd2422862d247469eda0bd645 (diff)
SCTP: Convert custom hash lists to use hlist.
Convert the custom hash list traversals to use hlist functions. Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Diffstat (limited to 'net/sctp/socket.c')
-rw-r--r--net/sctp/socket.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 6ce9b490fad..ff8bc95670e 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -5307,6 +5307,7 @@ static long sctp_get_port_local(struct sock *sk, union sctp_addr *addr)
{
struct sctp_bind_hashbucket *head; /* hash list */
struct sctp_bind_bucket *pp; /* hash list port iterator */
+ struct hlist_node *node;
unsigned short snum;
int ret;
@@ -5331,7 +5332,7 @@ static long sctp_get_port_local(struct sock *sk, union sctp_addr *addr)
index = sctp_phashfn(rover);
head = &sctp_port_hashtable[index];
sctp_spin_lock(&head->lock);
- for (pp = head->chain; pp; pp = pp->next)
+ sctp_for_each_hentry(pp, node, &head->chain)
if (pp->port == rover)
goto next;
break;
@@ -5358,7 +5359,7 @@ static long sctp_get_port_local(struct sock *sk, union sctp_addr *addr)
*/
head = &sctp_port_hashtable[sctp_phashfn(snum)];
sctp_spin_lock(&head->lock);
- for (pp = head->chain; pp; pp = pp->next) {
+ sctp_for_each_hentry(pp, node, &head->chain) {
if (pp->port == snum)
goto pp_found;
}
@@ -5702,10 +5703,7 @@ static struct sctp_bind_bucket *sctp_bucket_create(
pp->port = snum;
pp->fastreuse = 0;
INIT_HLIST_HEAD(&pp->owner);
- if ((pp->next = head->chain) != NULL)
- pp->next->pprev = &pp->next;
- head->chain = pp;
- pp->pprev = &head->chain;
+ hlist_add_head(&pp->node, &head->chain);
}
return pp;
}
@@ -5714,9 +5712,7 @@ static struct sctp_bind_bucket *sctp_bucket_create(
static void sctp_bucket_destroy(struct sctp_bind_bucket *pp)
{
if (pp && hlist_empty(&pp->owner)) {
- if (pp->next)
- pp->next->pprev = pp->pprev;
- *(pp->pprev) = pp->next;
+ __hlist_del(&pp->node);
kmem_cache_free(sctp_bucket_cachep, pp);
SCTP_DBG_OBJCNT_DEC(bind_bucket);
}