tcp: unify tcp flag macros

unify tcp flag macros: TCPHDR_FIN, TCPHDR_SYN, TCPHDR_RST, TCPHDR_PSH,
TCPHDR_ACK, TCPHDR_URG, TCPHDR_ECE and TCPHDR_CWR. TCBCB_FLAG_* are replaced
with the corresponding TCPHDR_*.

Signed-off-by: Changli Gao <xiaosuo@gmail.com>
----
 include/net/tcp.h                      |   24 ++++++-------
 net/ipv4/tcp.c                         |    8 ++--
 net/ipv4/tcp_input.c                   |    2 -
 net/ipv4/tcp_output.c                  |   59 ++++++++++++++++-----------------
 net/netfilter/nf_conntrack_proto_tcp.c |   32 ++++++-----------
 net/netfilter/xt_TCPMSS.c              |    4 --
 6 files changed, 58 insertions(+), 71 deletions(-)
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 4 deletions

diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 49d0d2b8900c..779d40c3b96e 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -511,7 +511,7 @@ int tcp_ioctl(struct sock *sk, int cmd, unsigned long arg)
 
 static inline void tcp_mark_push(struct tcp_sock *tp, struct sk_buff *skb)
 {
-        TCP_SKB_CB(skb)->flags |= TCPCB_FLAG_PSH;
+        TCP_SKB_CB(skb)->flags |= TCPHDR_PSH;
         tp->pushed_seq = tp->write_seq;
 }
 
@@ -527,7 +527,7 @@ static inline void skb_entail(struct sock *sk, struct sk_buff *skb)
 
         skb->csum    = 0;
         tcb->seq     = tcb->end_seq = tp->write_seq;
-        tcb->flags   = TCPCB_FLAG_ACK;
+        tcb->flags   = TCPHDR_ACK;
         tcb->sacked  = 0;
         skb_header_release(skb);
         tcp_add_write_queue_tail(sk, skb);
@@ -815,7 +815,7 @@ new_segment:
                 skb_shinfo(skb)->gso_segs = 0;
 
                 if (!copied)
-                        TCP_SKB_CB(skb)->flags &= ~TCPCB_FLAG_PSH;
+                        TCP_SKB_CB(skb)->flags &= ~TCPHDR_PSH;
 
                 copied += copy;
                 poffset += copy;
@@ -1061,7 +1061,7 @@ new_segment:
                         }
 
                         if (!copied)
-                                TCP_SKB_CB(skb)->flags &= ~TCPCB_FLAG_PSH;
+                                TCP_SKB_CB(skb)->flags &= ~TCPHDR_PSH;
 
                         tp->write_seq += copy;
                         TCP_SKB_CB(skb)->end_seq += copy;