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authorWang Yufen <wangyufen@huawei.com>2014-03-29 09:27:29 +0800
committerDavid S. Miller <davem@davemloft.net>2014-03-31 16:16:16 -0400
commit4aa956d801470c9d338f6095e2cf9a5b58909337 (patch)
tree9365feaf55355c907f6e284a66bbbad2e3e00055 /net
parent788367fdb30329d9db92c89a7b9ca1a0cbea5c36 (diff)
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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>
Diffstat (limited to 'net')
-rw-r--r--net/ipv6/tcp_ipv6.c24
1 files changed, 11 insertions, 13 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 3277680186b4..10b7c0478830 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -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>
@@ -532,8 +530,8 @@ static struct tcp_md5sig_key *tcp_v6_reqsk_md5_lookup(struct sock *sk,
return tcp_v6_md5_do_lookup(sk, &inet_rsk(req)->ir_v6_rmt_addr);
}
-static int tcp_v6_parse_md5_keys (struct sock *sk, char __user *optval,
- int optlen)
+static int tcp_v6_parse_md5_keys(struct sock *sk, char __user *optval,
+ int optlen)
{
struct tcp_md5sig cmd;
struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)&cmd.tcpm_addr;
@@ -717,7 +715,7 @@ struct request_sock_ops tcp6_request_sock_ops __read_mostly = {
.send_ack = tcp_v6_reqsk_send_ack,
.destructor = tcp_v6_reqsk_destructor,
.send_reset = tcp_v6_send_reset,
- .syn_ack_timeout = tcp_syn_ack_timeout,
+ .syn_ack_timeout = tcp_syn_ack_timeout,
};
#ifdef CONFIG_TCP_MD5SIG
@@ -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;
}
@@ -1337,7 +1335,7 @@ static int tcp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
return tcp_v4_do_rcv(sk, skb);
#ifdef CONFIG_TCP_MD5SIG
- if (tcp_v6_inbound_md5_hash (sk, skb))
+ if (tcp_v6_inbound_md5_hash(sk, skb))
goto discard;
#endif
@@ -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;
}
@@ -1649,7 +1648,7 @@ static void tcp_v6_early_demux(struct sk_buff *skb)
static struct timewait_sock_ops tcp6_timewait_sock_ops = {
.twsk_obj_size = sizeof(struct tcp6_timewait_sock),
.twsk_unique = tcp_twsk_unique,
- .twsk_destructor= tcp_twsk_destructor,
+ .twsk_destructor = tcp_twsk_destructor,
};
static const struct inet_connection_sock_af_ops ipv6_specific = {
@@ -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,