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| author | Jason Wang <jasowang@redhat.com> | 2013-03-27 03:11:20 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-03-27 20:48:31 +0400 |
| commit | e5d5decaedf41f5b03e6819789cc3ba8744d9f54 (patch) | |
| tree | 741999a3d63a2d816a844d21cbe976231875d67c /net | |
| parent | 7d3ac5c7799152b817176849e4e95559a1ddf03f (diff) | |
| download | linux-e5d5decaedf41f5b03e6819789cc3ba8744d9f54.tar.xz | |
net: core: let skb_partial_csum_set() set transport header
For untrusted packets with partial checksum, we need to set the transport header
for precise packet length estimation. We can just let skb_pratial_csum_set() to
do this to avoid extra call to skb_flow_dissect() and simplify the caller.
Cc: Eric Dumazet <edumazet@google.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/core/skbuff.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 31c6737d3189..ba646145cd5c 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -3370,6 +3370,7 @@ bool skb_partial_csum_set(struct sk_buff *skb, u16 start, u16 off) skb->ip_summed = CHECKSUM_PARTIAL; skb->csum_start = skb_headroom(skb) + start; skb->csum_offset = off; + skb_set_transport_header(skb, start); return true; } EXPORT_SYMBOL_GPL(skb_partial_csum_set); |