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authorDmitry Popov <dp@highloadlab.com>2013-07-31 11:39:45 +0200
committerDavid S. Miller <davem@davemloft.net>2013-07-31 21:16:45 +0200
commitc0155b2da4cd6583b1b729451249ca346e1c05a2 (patch)
tree908835cb5413849e658f1dd1761b1ff19ad66dea
parentnet: remove an unneeded check (diff)
downloadlinux-c0155b2da4cd6583b1b729451249ca346e1c05a2.tar.xz
linux-c0155b2da4cd6583b1b729451249ca346e1c05a2.zip
tcp: Remove unused tcpct declarations and comments
Remove declaration, 4 defines and confusing comment that are no longer used since 1a2c6181c4 ("tcp: Remove TCPCT"). Signed-off-by: Dmitry Popov <dp@highloadlab.com> Acked-by: Christoph Paasch <christoph.paasch@uclouvain.be> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/linux/tcp.h1
-rw-r--r--include/net/tcp.h4
-rw-r--r--net/ipv4/tcp.c4
3 files changed, 0 insertions, 9 deletions
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 9640803a17a7..d68633452d9b 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -107,7 +107,6 @@ static inline void tcp_clear_options(struct tcp_options_received *rx_opt)
* only four options will fit in a standard TCP header */
#define TCP_NUM_SACKS 4
-struct tcp_cookie_values;
struct tcp_request_sock_ops;
struct tcp_request_sock {
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 18fc999dae3c..27b652f379ef 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -192,10 +192,6 @@ extern void tcp_time_wait(struct sock *sk, int state, int timeo);
#define TCPOLEN_TIMESTAMP 10
#define TCPOLEN_MD5SIG 18
#define TCPOLEN_EXP_FASTOPEN_BASE 4
-#define TCPOLEN_COOKIE_BASE 2 /* Cookie-less header extension */
-#define TCPOLEN_COOKIE_PAIR 3 /* Cookie pair header extension */
-#define TCPOLEN_COOKIE_MIN (TCPOLEN_COOKIE_BASE+TCP_COOKIE_MIN)
-#define TCPOLEN_COOKIE_MAX (TCPOLEN_COOKIE_BASE+TCP_COOKIE_MAX)
/* But this is what stacks really send out. */
#define TCPOLEN_TSTAMP_ALIGNED 12
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index c27e81392398..ab64eea042fa 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -410,10 +410,6 @@ void tcp_init_sock(struct sock *sk)
icsk->icsk_sync_mss = tcp_sync_mss;
- /* Presumed zeroed, in order of appearance:
- * cookie_in_always, cookie_out_never,
- * s_data_constant, s_data_in, s_data_out
- */
sk->sk_sndbuf = sysctl_tcp_wmem[1];
sk->sk_rcvbuf = sysctl_tcp_rmem[1];