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| author | Herbert Xu <herbert@gondor.apana.org.au> | 2007-04-09 11:59:39 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-04-25 22:28:43 -0700 |
| commit | 604763722c655c7e3f31ecf6f7b4dafcd26a7a15 (patch) | |
| tree | a5c07f0e22ac86e7ca7a8c80bd3f111116610edd /include/net/tcp.h | |
| parent | 628592ccdbbb5bb751217cf02e2e7abb500d7ffe (diff) | |
| download | lwn-604763722c655c7e3f31ecf6f7b4dafcd26a7a15.tar.gz lwn-604763722c655c7e3f31ecf6f7b4dafcd26a7a15.zip | |
[NET]: Treat CHECKSUM_PARTIAL as CHECKSUM_UNNECESSARY
When a transmitted packet is looped back directly, CHECKSUM_PARTIAL
maps to the semantics of CHECKSUM_UNNECESSARY. Therefore we should
treat it as such in the stack.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/tcp.h')
| -rw-r--r-- | include/net/tcp.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h index af9273204cfd..07f724e02f84 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -818,7 +818,7 @@ static inline __sum16 __tcp_checksum_complete(struct sk_buff *skb) static inline int tcp_checksum_complete(struct sk_buff *skb) { - return skb->ip_summed != CHECKSUM_UNNECESSARY && + return !skb_csum_unnecessary(skb) && __tcp_checksum_complete(skb); } |