From d16b1e8a65cafd0e2359ec26c3db697b6bce6bae Mon Sep 17 00:00:00 2001
From: Vlad Yasevich <vladislav.yasevich@hp.com>
Date: Fri, 9 Nov 2007 11:41:36 -0500
Subject: [PATCH] --- yaml --- r: 73591 b: refs/heads/master c:
 123ed979eaa8de0dd2422862d247469eda0bd645 h: refs/heads/master i:   73589:
 ad2dde66eb5d1b0227e64aeee3621484f77e916d   73587:
 15333da43b3b5882ed2d5c4a6c3071f1366cfff9   73583:
 06415b9744f91bd964c70081f25dd2fa259ca843 v: v3

---
 [refs]                       |  2 +-
 trunk/net/sctp/endpointola.c | 34 ++++++++++++++++++++++------------
 2 files changed, 23 insertions(+), 13 deletions(-)

diff --git a/[refs] b/[refs]
index 147ce26c0673..28c8fb98c8a9 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 027f6e1ad32de32f9fe1c61d0f744e329e8acfd9
+refs/heads/master: 123ed979eaa8de0dd2422862d247469eda0bd645
diff --git a/trunk/net/sctp/endpointola.c b/trunk/net/sctp/endpointola.c
index 2d2d81ef4a69..68f0556efcc6 100644
--- a/trunk/net/sctp/endpointola.c
+++ b/trunk/net/sctp/endpointola.c
@@ -328,24 +328,34 @@ static struct sctp_association *__sctp_endpoint_lookup_assoc(
 	const union sctp_addr *paddr,
 	struct sctp_transport **transport)
 {
+	struct sctp_association *asoc = NULL;
+	struct sctp_transport *t = NULL;
+	struct sctp_hashbucket *head;
+	struct sctp_ep_common *epb;
+	int hash;
 	int rport;
-	struct sctp_association *asoc;
-	struct list_head *pos;
 
+	*transport = NULL;
 	rport = ntohs(paddr->v4.sin_port);
 
-	list_for_each(pos, &ep->asocs) {
-		asoc = list_entry(pos, struct sctp_association, asocs);
-		if (rport == asoc->peer.port) {
-			*transport = sctp_assoc_lookup_paddr(asoc, paddr);
-
-			if (*transport)
-				return asoc;
+	hash = sctp_assoc_hashfn(ep->base.bind_addr.port, rport);
+	head = &sctp_assoc_hashtable[hash];
+	read_lock(&head->lock);
+	for (epb = head->chain; epb; epb = epb->next) {
+		asoc = sctp_assoc(epb);
+		if (asoc->ep != ep || rport != asoc->peer.port)
+			goto next;
+
+		t = sctp_assoc_lookup_paddr(asoc, paddr);
+		if (t) {
+			*transport = t;
+			break;
 		}
+next:
+		asoc = NULL;
 	}
-
-	*transport = NULL;
-	return NULL;
+	read_unlock(&head->lock);
+	return asoc;
 }
 
 /* Lookup association on an endpoint based on a peer address.  BH-safe.  */