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tcp: Remove unused tw_cookie_values from tcp_timewait_sock 

tw_cookie_values is never used in the TCP-stack.

It was added by 435cf559f (TCPCT part 1d: define TCP cookie option,
extend existing struct's), but already at that time it was not used at
all, nor mentioned in the commit-message.

Signed-off-by: Christoph Paasch <christoph.paasch@uclouvain.be>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Christoph Paasch 2013-03-10 05:18:39 +00:00 committed by David S. Miller
parent 624e2d2135
commit e61667af2f
1 changed files with 0 additions and 4 deletions
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4
include/linux/tcp.h
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@ -361,10 +361,6 @@ struct tcp_timewait_sock {
#ifdef CONFIG_TCP_MD5SIG
struct tcp_md5sig_key *tw_md5_key;
#endif
/* Few sockets in timewait have cookies; in that case, then this
* object holds a reference to them (tw_cookie_values->kref).
*/
struct tcp_cookie_values *tw_cookie_values;
};
static inline struct tcp_timewait_sock *tcp_twsk(const struct sock *sk)