diff options
| -rw-r--r-- | include/net/tcp.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h index 24ec80483805..4775a1bba7f7 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -765,11 +765,16 @@ struct tcp_skb_cb { unused:6; __u32 ack_seq; /* Sequence number ACK'd */ union { - struct inet_skb_parm h4; + struct { + /* There is space for up to 20 bytes */ + } tx; /* only used for outgoing skbs */ + union { + struct inet_skb_parm h4; #if IS_ENABLED(CONFIG_IPV6) - struct inet6_skb_parm h6; + struct inet6_skb_parm h6; #endif - } header; /* For incoming frames */ + } header; /* For incoming skbs */ + }; }; #define TCP_SKB_CB(__skb) ((struct tcp_skb_cb *)&((__skb)->cb[0])) |