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[TCP]: MTUprobe: prepare skb fields earlier

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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>
This commit is contained in:
Ilpo Järvinen
2007-12-02 00:48:00 +02:00
committed by David S. Miller
parent c3a05c6050
commit 50c4817e99
1 changed files with 2 additions and 1 deletions
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3
net/ipv4/tcp_output.c
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@@ -1342,7 +1342,6 @@ static int tcp_mtu_probe(struct sock *sk)
sk_charge_skb(sk, nskb); sk_charge_skb(sk, nskb);
skb = tcp_send_head(sk); 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)->seq = TCP_SKB_CB(skb)->seq;
TCP_SKB_CB(nskb)->end_seq = TCP_SKB_CB(skb)->seq + probe_size; 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->csum = 0;
nskb->ip_summed = skb->ip_summed; nskb->ip_summed = skb->ip_summed;
tcp_insert_write_queue_before(nskb, skb, sk);
len = 0; len = 0;
while (len < probe_size) { while (len < probe_size) {
next = tcp_write_queue_next(sk, skb); next = tcp_write_queue_next(sk, skb);