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authorPaul Mackerras <paulus@samba.org>2008-05-23 16:53:23 +1000
committerPaul Mackerras <paulus@samba.org>2008-05-23 16:53:23 +1000
commitacf464817d5e7be9fb67aec4027dbee0ac9be17a (patch)
tree39fd061c0a91a11d3ae4ff19b7fe179325e39bbf /net/ipv4/tcp_output.c
parent80d267f9aee6f1b5df602b5a19fb7b4923f17db2 (diff)
parent8962cadbe7cbc4ed0fff94f56ebab505a10afd2e (diff)
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Merge branch 'merge' into powerpc-next
Diffstat (limited to 'net/ipv4/tcp_output.c')
-rw-r--r--net/ipv4/tcp_output.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index debf2358160..e399bde7813 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1836,7 +1836,7 @@ int tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb)
{
struct tcp_sock *tp = tcp_sk(sk);
struct inet_connection_sock *icsk = inet_csk(sk);
- unsigned int cur_mss = tcp_current_mss(sk, 0);
+ unsigned int cur_mss;
int err;
/* Inconslusive MTU probe */
@@ -1858,6 +1858,11 @@ int tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb)
return -ENOMEM;
}
+ if (inet_csk(sk)->icsk_af_ops->rebuild_header(sk))
+ return -EHOSTUNREACH; /* Routing failure or similar. */
+
+ cur_mss = tcp_current_mss(sk, 0);
+
/* If receiver has shrunk his window, and skb is out of
* new window, do not retransmit it. The exception is the
* case, when window is shrunk to zero. In this case
@@ -1884,9 +1889,6 @@ int tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb)
(sysctl_tcp_retrans_collapse != 0))
tcp_retrans_try_collapse(sk, skb, cur_mss);
- if (inet_csk(sk)->icsk_af_ops->rebuild_header(sk))
- return -EHOSTUNREACH; /* Routing failure or similar. */
-
/* Some Solaris stacks overoptimize and ignore the FIN on a
* retransmit when old data is attached. So strip it off
* since it is cheap to do so and saves bytes on the network.