diff options
author | Shan Wei <shanwei@cn.fujitsu.com> | 2010-06-14 16:20:02 +0200 |
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committer | Patrick McHardy <kaber@trash.net> | 2010-06-14 16:20:02 +0200 |
commit | c86ee67c7c4bbab2818f653eb00a70671821624a (patch) | |
tree | 9891e77244749ee9d3dea22a948c80e554a27788 /net/ipv6/netfilter.c | |
parent | f5c5440d40a24c5dc8030cde0a03debe87de4afb (diff) | |
download | op-kernel-dev-c86ee67c7c4bbab2818f653eb00a70671821624a.zip op-kernel-dev-c86ee67c7c4bbab2818f653eb00a70671821624a.tar.gz |
netfilter: kill redundant check code in which setting ip_summed value
If the returned csum value is 0, We has set ip_summed with
CHECKSUM_UNNECESSARY flag in __skb_checksum_complete_head().
So this patch kills the check and changes to return to upper
caller directly.
Signed-off-by: Shan Wei <shanwei@cn.fujitsu.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'net/ipv6/netfilter.c')
-rw-r--r-- | net/ipv6/netfilter.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/net/ipv6/netfilter.c b/net/ipv6/netfilter.c index a74951c..7155b24 100644 --- a/net/ipv6/netfilter.c +++ b/net/ipv6/netfilter.c @@ -151,9 +151,7 @@ static __sum16 nf_ip6_checksum_partial(struct sk_buff *skb, unsigned int hook, protocol, csum_sub(0, hsum))); skb->ip_summed = CHECKSUM_NONE; - csum = __skb_checksum_complete_head(skb, dataoff + len); - if (!csum) - skb->ip_summed = CHECKSUM_UNNECESSARY; + return __skb_checksum_complete_head(skb, dataoff + len); } return csum; }; |