treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152

[mirror_ubuntu-kernels.git] / include / net / sock.h

diff --git a/include/net/sock.h b/include/net/sock.h
index 4d208c0f9c14b7c8f5975dcc69e13d89d1880df5..e9d769c04637a3c0b967c9bfa6def724834796b9 100644 (file)
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  * INET                An implementation of the TCP/IP protocol suite for the LINUX
  *             operating system.  INET is implemented using the  BSD Socket
@@ -30,12 +31,6 @@
  *                                     respective headers and ipv4/v6, etc now
  *                                     use private slabcaches for its socks
  *              Pedro Hortas   :       New flags field for socket options
- *
- *
- *             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.
  */
 #ifndef _SOCK_H
 #define _SOCK_H
@@ -1473,7 +1468,7 @@ static inline void sk_wmem_free_skb(struct sock *sk, struct sk_buff *skb)
        sock_set_flag(sk, SOCK_QUEUE_SHRUNK);
        sk->sk_wmem_queued -= skb->truesize;
        sk_mem_uncharge(sk, skb->truesize);
-       if (!sk->sk_tx_skb_cache) {
+       if (!sk->sk_tx_skb_cache && !skb_cloned(skb)) {
                skb_zcopy_clear(skb, true);
                sk->sk_tx_skb_cache = skb;
                return;