Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index fc6c5e4..dd860fe 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* SCTP kernel implementation
* (C) Copyright IBM Corp. 2002, 2004
* Copyright (c) 2001 Nokia, Inc.
@@ -8,22 +9,6 @@
*
* SCTP over IPv6.
*
- * 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.
- *
- * 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.
- * See the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with GNU CC; see the file COPYING. If not, see
- * <http://www.gnu.org/licenses/>.
- *
* Please send any bug reports or fixes you make to the
* email address(es):
* lksctp developers <linux-sctp@vger.kernel.org>
@@ -97,10 +82,9 @@
switch (ev) {
case NETDEV_UP:
- addr = kmalloc(sizeof(struct sctp_sockaddr_entry), GFP_ATOMIC);
+ addr = kzalloc(sizeof(*addr), GFP_ATOMIC);
if (addr) {
addr->a.v6.sin6_family = AF_INET6;
- addr->a.v6.sin6_port = 0;
addr->a.v6.sin6_addr = ifa->addr;
addr->a.v6.sin6_scope_id = ifa->idev->dev->ifindex;
addr->valid = 1;
@@ -138,7 +122,7 @@
};
/* ICMP error handler. */
-static void sctp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
+static int sctp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
u8 type, u8 code, int offset, __be32 info)
{
struct inet6_dev *idev;
@@ -147,7 +131,7 @@
struct sctp_transport *transport;
struct ipv6_pinfo *np;
__u16 saveip, savesctp;
- int err;
+ int err, ret = 0;
struct net *net = dev_net(skb->dev);
idev = in6_dev_get(skb->dev);
@@ -163,6 +147,7 @@
skb->transport_header = savesctp;
if (!sk) {
__ICMP6_INC_STATS(net, idev, ICMP6_MIB_INERRORS);
+ ret = -ENOENT;
goto out;
}
@@ -202,6 +187,8 @@
out:
if (likely(idev != NULL))
in6_dev_put(idev);
+
+ return ret;
}
static int sctp_v6_xmit(struct sk_buff *skb, struct sctp_transport *transport)
@@ -228,7 +215,7 @@
rcu_read_lock();
res = ip6_xmit(sk, skb, fl6, sk->sk_mark, rcu_dereference(np->opt),
- tclass);
+ tclass, sk->sk_priority);
rcu_read_unlock();
return res;
}
@@ -266,7 +253,7 @@
struct ip6_flowlabel *flowlabel;
flowlabel = fl6_sock_lookup(sk, fl6->flowlabel);
- if (!flowlabel)
+ if (IS_ERR(flowlabel))
goto out;
fl6_sock_release(flowlabel);
}
@@ -278,7 +265,8 @@
if (saddr) {
fl6->saddr = saddr->v6.sin6_addr;
- fl6->fl6_sport = saddr->v6.sin6_port;
+ if (!fl6->fl6_sport)
+ fl6->fl6_sport = saddr->v6.sin6_port;
pr_debug("src=%pI6 - ", &fl6->saddr);
}
@@ -430,7 +418,6 @@
addr = kzalloc(sizeof(*addr), GFP_ATOMIC);
if (addr) {
addr->a.v6.sin6_family = AF_INET6;
- addr->a.v6.sin6_port = 0;
addr->a.v6.sin6_addr = ifp->addr;
addr->a.v6.sin6_scope_id = dev->ifindex;
addr->valid = 1;
@@ -1028,6 +1015,7 @@
.getname = sctp_getname,
.poll = sctp_poll,
.ioctl = inet6_ioctl,
+ .gettstamp = sock_gettstamp,
.listen = sctp_inet_listen,
.shutdown = inet_shutdown,
.setsockopt = sock_common_setsockopt,