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| author | Herbert Xu <herbert@gondor.apana.org.au> | 2005-10-20 17:13:13 -0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@mandriva.com> | 2005-10-20 17:13:13 -0200 |
| commit | b2cc99f04c5a732c793519aca61a20f719b50db4 (patch) | |
| tree | 0614c2c1d40926cec4bfe91524bf50c6aff0063f /net/ipv4 | |
| parent | 49c5bfaffe8ae6e6440dc4bf78b03800960d93f5 (diff) | |
| download | linux-3.10-b2cc99f04c5a732c793519aca61a20f719b50db4.tar.gz linux-3.10-b2cc99f04c5a732c793519aca61a20f719b50db4.tar.bz2 linux-3.10-b2cc99f04c5a732c793519aca61a20f719b50db4.zip | |
[TCP] Allow len == skb->len in tcp_fragment
It is legitimate to call tcp_fragment with len == skb->len since
that is done for FIN packets and the FIN flag counts as one byte.
So we should only check for the len > skb->len case.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/tcp_output.c | 12 |
1 files changed, 1 insertions, 11 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index 7114031fdc7..b907456a79f 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -435,17 +435,7 @@ int tcp_fragment(struct sock *sk, struct sk_buff *skb, u32 len, unsigned int mss int nsize, old_factor; u16 flags; - if (unlikely(len >= skb->len)) { - if (net_ratelimit()) { - printk(KERN_DEBUG "TCP: seg_size=%u, mss=%u, seq=%u, " - "end_seq=%u, skb->len=%u.\n", len, mss_now, - TCP_SKB_CB(skb)->seq, TCP_SKB_CB(skb)->end_seq, - skb->len); - WARN_ON(1); - } - return 0; - } - + BUG_ON(len > skb->len); nsize = skb_headlen(skb) - len; if (nsize < 0) nsize = 0; |