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ipv6: tcp_ipv6 do some cleanup 

Signed-off-by: Wang Yufen <wangyufen@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Wang Yufen 2014-03-29 09:27:29 +08:00 committed by David S. Miller
parent 788367fdb3
commit 4aa956d801
1 changed files with 11 additions and 13 deletions
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14
net/ipv6/tcp_ipv6.c
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@ -39,7 +39,7 @@
#include <linux/ipsec.h>
#include <linux/times.h>
#include <linux/slab.h>
#include <linux/uaccess.h>
#include <linux/ipv6.h>
#include <linux/icmpv6.h>
#include <linux/random.h>
@ -65,8 +65,6 @@
#include <net/tcp_memcontrol.h>
#include <net/busy_poll.h>
#include <asm/uaccess.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
@ -1261,7 +1259,8 @@ static struct sock *tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
#ifdef CONFIG_TCP_MD5SIG
/* Copy over the MD5 key from the original socket */
if ((key = tcp_v6_md5_do_lookup(sk, &newsk->sk_v6_daddr)) != NULL) {
key = tcp_v6_md5_do_lookup(sk, &newsk->sk_v6_daddr);
if (key != NULL) {
/* We're using one, so create a matching key
* on the newsk structure. If we fail to get
* memory, then we end up not copying the key
@ -1305,9 +1304,8 @@ static __sum16 tcp_v6_checksum_init(struct sk_buff *skb)
&ipv6_hdr(skb)->saddr,
&ipv6_hdr(skb)->daddr, 0));
if (skb->len <= 76) {
if (skb->len <= 76)
return __skb_checksum_complete(skb);
}
return 0;
}
@ -1604,7 +1602,8 @@ do_time_wait:
break;
case TCP_TW_RST:
goto no_tcp_socket;
case TCP_TW_SUCCESS:;
case TCP_TW_SUCCESS:
;
}
goto discard_it;
}
@ -1683,7 +1682,6 @@ static const struct tcp_sock_af_ops tcp_sock_ipv6_specific = {
/*
* TCP over IPv4 via INET6 API
*/
static const struct inet_connection_sock_af_ops ipv6_mapped = {
.queue_xmit = ip_queue_xmit,
.send_check = tcp_v4_send_check,