X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fsctp%2Fsocket.c;h=d47d5787e2e5b8eba49dcb177c0d8b6549d993f2;hb=b46ae36de451212d253f31112338517753739191;hp=9f5d7930f54d7187835a1565862ffb441772d5f0;hpb=f26f7c480555812ca7c4037e0a50fa54afe2cb4a;p=linux-2.6

diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 9f5d7930f5..d47d5787e2 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -1,4 +1,4 @@
-/* SCTP kernel reference Implementation
+/* SCTP kernel implementation
  * (C) Copyright IBM Corp. 2001, 2004
  * Copyright (c) 1999-2000 Cisco, Inc.
  * Copyright (c) 1999-2001 Motorola, Inc.
@@ -6,7 +6,7 @@
  * Copyright (c) 2001-2002 Nokia, Inc.
  * Copyright (c) 2001 La Monte H.P. Yarroll
  *
- * This file is part of the SCTP kernel reference Implementation
+ * This file is part of the SCTP kernel implementation
  *
  * These functions interface with the sockets layer to implement the
  * SCTP Extensions for the Sockets API.
@@ -15,13 +15,13 @@
  * functions--this file is the functions which populate the struct proto
  * for SCTP which is the BOTTOM of the sockets interface.
  *
- * The SCTP reference implementation is free software;
+ * This SCTP implementation is free software;
  * you can redistribute it and/or modify it under the terms of
  * the GNU General Public License as published by
  * the Free Software Foundation; either version 2, or (at your option)
  * any later version.
  *
- * The SCTP reference implementation is distributed in the hope that it
+ * This SCTP implementation is distributed in the hope that it
  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  *                 ************************
  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
@@ -174,7 +174,8 @@ static inline void sctp_set_owner_w(struct sctp_chunk *chunk)
 				sizeof(struct sctp_chunk);
 
 	atomic_add(sizeof(struct sctp_chunk), &sk->sk_wmem_alloc);
-	sk_charge_skb(sk, chunk->skb);
+	sk->sk_wmem_queued += chunk->skb->truesize;
+	sk_mem_charge(sk, chunk->skb->truesize);
 }
 
 /* Verify that this is a valid address. */
@@ -390,7 +391,7 @@ SCTP_STATIC int sctp_do_bind(struct sock *sk, union sctp_addr *addr, int len)
 	/* Add the address to the bind address list.
 	 * Use GFP_ATOMIC since BHs will be disabled.
 	 */
-	ret = sctp_add_bind_addr(bp, addr, 1, GFP_ATOMIC);
+	ret = sctp_add_bind_addr(bp, addr, SCTP_ADDR_SRC, GFP_ATOMIC);
 
 	/* Copy back into socket for getsockname() use. */
 	if (!ret) {
@@ -585,8 +586,8 @@ static int sctp_send_asconf_add_ip(struct sock		*sk,
 			addr = (union sctp_addr *)addr_buf;
 			af = sctp_get_af_specific(addr->v4.sin_family);
 			memcpy(&saveaddr, addr, af->sockaddr_len);
-			retval = sctp_add_bind_addr(bp, &saveaddr, 0,
-						    GFP_ATOMIC);
+			retval = sctp_add_bind_addr(bp, &saveaddr,
+						    SCTP_ADDR_NEW, GFP_ATOMIC);
 			addr_buf += af->sockaddr_len;
 		}
 	}
@@ -777,7 +778,7 @@ static int sctp_send_asconf_del_ip(struct sock		*sk,
 			af = sctp_get_af_specific(laddr->v4.sin_family);
 			list_for_each_entry(saddr, &bp->address_list, list) {
 				if (sctp_cmp_addr_exact(&saddr->a, laddr))
-					saddr->use_as_src = 0;
+					saddr->state = SCTP_ADDR_DEL;
 			}
 			addr_buf += af->sockaddr_len;
 		}
@@ -1910,7 +1911,8 @@ SCTP_STATIC int sctp_recvmsg(struct kiocb *iocb, struct sock *sk,
 		 * rwnd by that amount. If all the data in the skb is read,
 		 * rwnd is updated when the event is freed.
 		 */
-		sctp_assoc_rwnd_increase(event->asoc, copied);
+		if (!sctp_ulpevent_is_notification(event))
+			sctp_assoc_rwnd_increase(event->asoc, copied);
 		goto out;
 	} else if ((event->msg_flags & MSG_NOTIFICATION) ||
 		   (event->msg_flags & MSG_EOR))
@@ -4313,6 +4315,9 @@ static int sctp_copy_laddrs_old(struct sock *sk, __u16 port,
 		    (AF_INET6 == addr->a.sa.sa_family))
 			continue;
 		memcpy(&temp, &addr->a, sizeof(temp));
+		if (!temp.v4.sin_port)
+			temp.v4.sin_port = htons(port);
+
 		sctp_get_pf_specific(sk->sk_family)->addr_v4map(sctp_sk(sk),
 								&temp);
 		addrlen = sctp_get_af_specific(temp.sa.sa_family)->sockaddr_len;
@@ -4345,6 +4350,9 @@ static int sctp_copy_laddrs(struct sock *sk, __u16 port, void *to,
 		    (AF_INET6 == addr->a.sa.sa_family))
 			continue;
 		memcpy(&temp, &addr->a, sizeof(temp));
+		if (!temp.v4.sin_port)
+			temp.v4.sin_port = htons(port);
+
 		sctp_get_pf_specific(sk->sk_family)->addr_v4map(sctp_sk(sk),
 								&temp);
 		addrlen = sctp_get_af_specific(temp.sa.sa_family)->sockaddr_len;
@@ -6008,7 +6016,8 @@ static void __sctp_write_space(struct sctp_association *asoc)
 			 */
 			if (sock->fasync_list &&
 			    !(sk->sk_shutdown & SEND_SHUTDOWN))
-				sock_wake_async(sock, 2, POLL_OUT);
+				sock_wake_async(sock,
+						SOCK_WAKE_SPACE, POLL_OUT);
 		}
 	}
 }
@@ -6034,10 +6043,10 @@ static void sctp_wfree(struct sk_buff *skb)
 	atomic_sub(sizeof(struct sctp_chunk), &sk->sk_wmem_alloc);
 
 	/*
-	 * This undoes what is done via sk_charge_skb
+	 * This undoes what is done via sctp_set_owner_w and sk_mem_charge
 	 */
 	sk->sk_wmem_queued   -= skb->truesize;
-	sk->sk_forward_alloc += skb->truesize;
+	sk_mem_uncharge(sk, skb->truesize);
 
 	sock_wfree(skb);
 	__sctp_write_space(asoc);
@@ -6058,9 +6067,9 @@ void sctp_sock_rfree(struct sk_buff *skb)
 	atomic_sub(event->rmem_len, &sk->sk_rmem_alloc);
 
 	/*
-	 * Mimic the behavior of sk_stream_rfree
+	 * Mimic the behavior of sock_rfree
 	 */
-	sk->sk_forward_alloc += event->rmem_len;
+	sk_mem_uncharge(sk, event->rmem_len);
 }
 
 
@@ -6326,7 +6335,6 @@ static void sctp_sock_migrate(struct sock *oldsk, struct sock *newsk,
 	struct sk_buff *skb, *tmp;
 	struct sctp_ulpevent *event;
 	struct sctp_bind_hashbucket *head;
-	int flags = 0;
 
 	/* Migrate socket buffer sizes and all the socket level options to the
 	 * new socket.
@@ -6356,15 +6364,8 @@ static void sctp_sock_migrate(struct sock *oldsk, struct sock *newsk,
 	/* Copy the bind_addr list from the original endpoint to the new
 	 * endpoint so that we can handle restarts properly
 	 */
-	if (PF_INET6 == assoc->base.sk->sk_family)
-		flags = SCTP_ADDR6_ALLOWED;
-	if (assoc->peer.ipv4_address)
-		flags |= SCTP_ADDR4_PEERSUPP;
-	if (assoc->peer.ipv6_address)
-		flags |= SCTP_ADDR6_PEERSUPP;
-	sctp_bind_addr_copy(&newsp->ep->base.bind_addr,
-			     &oldsp->ep->base.bind_addr,
-			     SCTP_SCOPE_GLOBAL, GFP_KERNEL, flags);
+	sctp_bind_addr_dup(&newsp->ep->base.bind_addr,
+				&oldsp->ep->base.bind_addr, GFP_KERNEL);
 
 	/* Move any messages in the old socket's receive queue that are for the
 	 * peeled off association to the new socket's receive queue.