Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/net/ppp/pptp.c b/drivers/net/ppp/pptp.c
index 67ffe74..e1fabb3 100644
--- a/drivers/net/ppp/pptp.c
+++ b/drivers/net/ppp/pptp.c
@@ -1,13 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Point-to-Point Tunneling Protocol for Linux
*
* Authors: Dmitry Kozlov <xeb@mail.ru>
- *
- * This program 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 of the License, or (at your option) any later version.
- *
*/
#include <linux/string.h>
@@ -243,7 +238,7 @@
skb_dst_drop(skb);
skb_dst_set(skb, &rt->dst);
- nf_reset(skb);
+ nf_reset_ct(skb);
skb->ip_summed = CHECKSUM_NONE;
ip_select_ident(net, skb, NULL);
@@ -325,11 +320,6 @@
skb_pull(skb, 2);
}
- if ((*skb->data) & 1) {
- /* protocol is compressed */
- *(u8 *)skb_push(skb, 1) = 0;
- }
-
skb->ip_summed = CHECKSUM_NONE;
skb_set_network_header(skb, skb->head-skb->data);
ppp_input(&po->chan, skb);
@@ -368,7 +358,7 @@
po = lookup_chan(htons(header->call_id), iph->saddr);
if (po) {
skb_dst_drop(skb);
- nf_reset(skb);
+ nf_reset_ct(skb);
return sk_receive_skb(sk_pppox(po), skb, 0);
}
drop:
@@ -537,6 +527,7 @@
pppox_unbind_sock(sk);
}
skb_queue_purge(&sk->sk_receive_queue);
+ dst_release(rcu_dereference_protected(sk->sk_dst_cache, 1));
}
static int pptp_create(struct net *net, struct socket *sock, int kern)
@@ -632,6 +623,9 @@
.recvmsg = sock_no_recvmsg,
.mmap = sock_no_mmap,
.ioctl = pppox_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = pppox_compat_ioctl,
+#endif
};
static const struct pppox_proto pppox_pptp_proto = {