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-rw-r--r--net/l2tp/l2tp_core.c23
1 files changed, 2 insertions, 21 deletions
diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
index e5dc42f0e527..9958c31c2c54 100644
--- a/net/l2tp/l2tp_core.c
+++ b/net/l2tp/l2tp_core.c
@@ -1108,6 +1108,7 @@ static int l2tp_xmit_core(struct l2tp_session *session, struct sk_buff *skb,
struct flowi *fl, size_t data_len)
{
struct l2tp_tunnel *tunnel = session->tunnel;
+ struct sock *sk = tunnel->sock;
unsigned int len = skb->len;
int error;
@@ -1131,7 +1132,7 @@ static int l2tp_xmit_core(struct l2tp_session *session, struct sk_buff *skb,
/* Queue the packet to IP for output */
skb->local_df = 1;
#if IS_ENABLED(CONFIG_IPV6)
- if (skb->sk->sk_family == PF_INET6 && !tunnel->v4mapped)
+ if (sk->sk_family == PF_INET6 && !tunnel->v4mapped)
error = inet6_csk_xmit(skb, NULL);
else
#endif
@@ -1151,23 +1152,6 @@ static int l2tp_xmit_core(struct l2tp_session *session, struct sk_buff *skb,
return 0;
}
-/* Automatically called when the skb is freed.
- */
-static void l2tp_sock_wfree(struct sk_buff *skb)
-{
- sock_put(skb->sk);
-}
-
-/* For data skbs that we transmit, we associate with the tunnel socket
- * but don't do accounting.
- */
-static inline void l2tp_skb_set_owner_w(struct sk_buff *skb, struct sock *sk)
-{
- sock_hold(sk);
- skb->sk = sk;
- skb->destructor = l2tp_sock_wfree;
-}
-
#if IS_ENABLED(CONFIG_IPV6)
static void l2tp_xmit_ipv6_csum(struct sock *sk, struct sk_buff *skb,
int udp_len)
@@ -1221,7 +1205,6 @@ int l2tp_xmit_skb(struct l2tp_session *session, struct sk_buff *skb, int hdr_len
return NET_XMIT_DROP;
}
- skb_orphan(skb);
/* Setup L2TP header */
session->build_header(session, __skb_push(skb, hdr_len));
@@ -1287,8 +1270,6 @@ int l2tp_xmit_skb(struct l2tp_session *session, struct sk_buff *skb, int hdr_len
break;
}
- l2tp_skb_set_owner_w(skb, sk);
-
l2tp_xmit_core(session, skb, fl, data_len);
out_unlock:
bh_unlock_sock(sk);