netdev - [PATCH net-next] sctp: remove the unused sctp_assoc_is

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Date:   Wed, 25 Apr 2018 17:46:47 +0800
From:   Xin Long <lucien.xin@...il.com>
To:     network dev <netdev@...r.kernel.org>, linux-sctp@...r.kernel.org
Cc:     Marcelo Ricardo Leitner <marcelo.leitner@...il.com>,
        Neil Horman <nhorman@...driver.com>, davem@...emloft.net
Subject: [PATCH net-next] sctp: remove the unused sctp_assoc_is_match function

After Commit 4f0087812648 ("sctp: apply rhashtable api to send/recv
path"), there's no place using sctp_assoc_is_match, so remove it.

Signed-off-by: Xin Long <lucien.xin@...il.com>
---
 include/net/sctp/structs.h |  4 ----
 net/sctp/associola.c       | 25 -------------------------
 2 files changed, 29 deletions(-)

diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index a0ec462..05594b2 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -2091,10 +2091,6 @@ void sctp_assoc_control_transport(struct sctp_association *asoc,
 				  enum sctp_transport_cmd command,
 				  sctp_sn_error_t error);
 struct sctp_transport *sctp_assoc_lookup_tsn(struct sctp_association *, __u32);
-struct sctp_transport *sctp_assoc_is_match(struct sctp_association *,
-					   struct net *,
-					   const union sctp_addr *,
-					   const union sctp_addr *);
 void sctp_assoc_migrate(struct sctp_association *, struct sock *);
 int sctp_assoc_update(struct sctp_association *old,
 		      struct sctp_association *new);
diff --git a/net/sctp/associola.c b/net/sctp/associola.c
index 837806d..a8f3b08 100644
--- a/net/sctp/associola.c
+++ b/net/sctp/associola.c
@@ -988,31 +988,6 @@ struct sctp_transport *sctp_assoc_lookup_tsn(struct sctp_association *asoc,
 	return match;
 }
 
-/* Is this the association we are looking for? */
-struct sctp_transport *sctp_assoc_is_match(struct sctp_association *asoc,
-					   struct net *net,
-					   const union sctp_addr *laddr,
-					   const union sctp_addr *paddr)
-{
-	struct sctp_transport *transport;
-
-	if ((htons(asoc->base.bind_addr.port) == laddr->v4.sin_port) &&
-	    (htons(asoc->peer.port) == paddr->v4.sin_port) &&
-	    net_eq(sock_net(asoc->base.sk), net)) {
-		transport = sctp_assoc_lookup_paddr(asoc, paddr);
-		if (!transport)
-			goto out;
-
-		if (sctp_bind_addr_match(&asoc->base.bind_addr, laddr,
-					 sctp_sk(asoc->base.sk)))
-			goto out;
-	}
-	transport = NULL;
-
-out:
-	return transport;
-}
-
 /* Do delayed input processing.  This is scheduled by sctp_rcv(). */
 static void sctp_assoc_bh_rcv(struct work_struct *work)
 {
-- 
2.1.0