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authorIlpo Järvinen <ilpo.jarvinen@helsinki.fi>2007-12-02 00:48:00 +0200
committerDavid S. Miller <davem@davemloft.net>2008-01-28 14:55:42 -0800
commit50c4817e9919132639be0adc387b509e04a9ed0a (patch)
treeac61ceba656e49f70467ea18c6cc39477606f8bf /net
parentc3a05c6050a339c92e49fae0ba77dbba0d41fd99 (diff)
[TCP]: MTUprobe: prepare skb fields earlier
They better be valid when call to write_queue functions is made once things that follow are going in. Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/tcp_output.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 98835afb8d8..c2aa4688dae 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1342,7 +1342,6 @@ static int tcp_mtu_probe(struct sock *sk)
sk_charge_skb(sk, nskb);
skb = tcp_send_head(sk);
- tcp_insert_write_queue_before(nskb, skb, sk);
TCP_SKB_CB(nskb)->seq = TCP_SKB_CB(skb)->seq;
TCP_SKB_CB(nskb)->end_seq = TCP_SKB_CB(skb)->seq + probe_size;
@@ -1351,6 +1350,8 @@ static int tcp_mtu_probe(struct sock *sk)
nskb->csum = 0;
nskb->ip_summed = skb->ip_summed;
+ tcp_insert_write_queue_before(nskb, skb, sk);
+
len = 0;
while (len < probe_size) {
next = tcp_write_queue_next(sk, skb);