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| author | Herbert Xu <herbert@gondor.apana.org.au> | 2005-11-08 09:41:56 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2005-11-08 09:41:56 -0800 |
| commit | 89f5f0aeed14ac7245f760b0b96c9269c87bcbbe (patch) | |
| tree | 8dae08b8c2c7b61c6207d9189196b3c28d1cb8d4 /net/ipv4/ip_output.c | |
| parent | a51482bde22f99c63fbbb57d5d46cc666384e379 (diff) | |
| download | op-kernel-dev-89f5f0aeed14ac7245f760b0b96c9269c87bcbbe.zip op-kernel-dev-89f5f0aeed14ac7245f760b0b96c9269c87bcbbe.tar.gz | |
[IPV4]: Fix ip_queue_xmit identity increment for TSO packets
When ip_queue_xmit calls ip_select_ident_more for IP identity selection
it gives it the wrong packet count for TSO packets. The ip_select_*
functions expect one less than the number of packets, so we need to
subtract one for TSO packets.
This bug was diagnosed and fixed by Tom Young.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_output.c')
| -rw-r--r-- | net/ipv4/ip_output.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index df7f20d..11c2f68 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -353,7 +353,8 @@ packet_routed: ip_options_build(skb, opt, inet->daddr, rt, 0); } - ip_select_ident_more(iph, &rt->u.dst, sk, skb_shinfo(skb)->tso_segs); + ip_select_ident_more(iph, &rt->u.dst, sk, + (skb_shinfo(skb)->tso_segs ?: 1) - 1); /* Add an IP checksum. */ ip_send_check(iph); |
