summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorEric Dumazet <edumazet@google.com>2015-09-29 07:42:40 -0700
committerDavid S. Miller <davem@davemloft.net>2015-09-29 16:53:07 -0700
commitbda07a64c09c44ced789dbb815c71854f0c59839 (patch)
treebe0f13ab88d28561878221cd2d54b952dcd2697f
parenta00e74442bac5ad19a929d097370da7e07540ea6 (diff)
downloadlinux-bda07a64c09c44ced789dbb815c71854f0c59839.tar.bz2
tcp: remove unused len argument from tcp_rcv_state_process()
Once we realize tcp_rcv_synsent_state_process() does not use its 'len' argument and we get rid of it, then it becomes clear this argument is no longer used in tcp_rcv_state_process() Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/net/tcp.h2
-rw-r--r--net/ipv4/tcp_input.c6
-rw-r--r--net/ipv4/tcp_ipv4.c2
-rw-r--r--net/ipv4/tcp_minisocks.c3
-rw-r--r--net/ipv6/tcp_ipv6.c2
5 files changed, 7 insertions, 8 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h
index cdbf63d3c5cf..1cfdedbe47e1 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -366,7 +366,7 @@ void tcp_write_timer_handler(struct sock *sk);
void tcp_delack_timer_handler(struct sock *sk);
int tcp_ioctl(struct sock *sk, int cmd, unsigned long arg);
int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
- const struct tcphdr *th, unsigned int len);
+ const struct tcphdr *th);
void tcp_rcv_established(struct sock *sk, struct sk_buff *skb,
const struct tcphdr *th, unsigned int len);
void tcp_rcv_space_adjust(struct sock *sk);
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 4964d53907e9..dcbddf12f4b3 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -5472,7 +5472,7 @@ static bool tcp_rcv_fastopen_synack(struct sock *sk, struct sk_buff *synack,
}
static int tcp_rcv_synsent_state_process(struct sock *sk, struct sk_buff *skb,
- const struct tcphdr *th, unsigned int len)
+ const struct tcphdr *th)
{
struct inet_connection_sock *icsk = inet_csk(sk);
struct tcp_sock *tp = tcp_sk(sk);
@@ -5699,7 +5699,7 @@ reset_and_undo:
*/
int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
- const struct tcphdr *th, unsigned int len)
+ const struct tcphdr *th)
{
struct tcp_sock *tp = tcp_sk(sk);
struct inet_connection_sock *icsk = inet_csk(sk);
@@ -5749,7 +5749,7 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
goto discard;
case TCP_SYN_SENT:
- queued = tcp_rcv_synsent_state_process(sk, skb, th, len);
+ queued = tcp_rcv_synsent_state_process(sk, skb, th);
if (queued >= 0)
return queued;
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 4300d0132b9f..7e5ae1e01009 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1420,7 +1420,7 @@ int tcp_v4_do_rcv(struct sock *sk, struct sk_buff *skb)
} else
sock_rps_save_rxhash(sk, skb);
- if (tcp_rcv_state_process(sk, skb, tcp_hdr(skb), skb->len)) {
+ if (tcp_rcv_state_process(sk, skb, tcp_hdr(skb))) {
rsk = sk;
goto reset;
}
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index e4fe62b6b106..9c7c61cf7462 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -821,8 +821,7 @@ int tcp_child_process(struct sock *parent, struct sock *child,
int state = child->sk_state;
if (!sock_owned_by_user(child)) {
- ret = tcp_rcv_state_process(child, skb, tcp_hdr(skb),
- skb->len);
+ ret = tcp_rcv_state_process(child, skb, tcp_hdr(skb));
/* Wakeup parent, send SIGIO */
if (state == TCP_SYN_RECV && child->sk_state != state)
parent->sk_data_ready(parent);
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index c47e5c87a2a8..b6e473f0f62e 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1272,7 +1272,7 @@ static int tcp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
} else
sock_rps_save_rxhash(sk, skb);
- if (tcp_rcv_state_process(sk, skb, tcp_hdr(skb), skb->len))
+ if (tcp_rcv_state_process(sk, skb, tcp_hdr(skb)))
goto reset;
if (opt_skb)
goto ipv6_pktoptions;