diff options
| author | Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> | 2007-12-02 00:48:02 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-28 14:55:43 -0800 |
| commit | 234b68607006f3721679e900809ccb99e8bfb10c (patch) | |
| tree | 5f40cdf7db79afbfbbb864ee3a07192136162006 /net/ipv4/tcp_output.c | |
| parent | d67c58e9ae80ea577785111534e49d3ca757ec50 (diff) | |
[TCP]: Add tcp_for_write_queue_from_safe and use it in mtu_probe
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/ipv4/tcp_output.c')
| -rw-r--r-- | net/ipv4/tcp_output.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index b41176f380d7..7d8583a15d02 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -1350,9 +1350,7 @@ static int tcp_mtu_probe(struct sock *sk) tcp_insert_write_queue_before(nskb, skb, sk); len = 0; - while (len < probe_size) { - next = tcp_write_queue_next(sk, skb); - + tcp_for_write_queue_from_safe(skb, next, sk) { copy = min_t(int, skb->len, probe_size - len); if (nskb->ip_summed) skb_copy_bits(skb, 0, skb_put(nskb, copy), copy); @@ -1381,7 +1379,9 @@ static int tcp_mtu_probe(struct sock *sk) } len += copy; - skb = next; + + if (len >= probe_size) + break; } tcp_init_tso_segs(sk, nskb, nskb->len); |