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netfilter: only do skb_checksum_help on CHECKSUM_PARTIAL in nfnetlink_queue

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As we will set ip_summed to CHECKSUM_NONE when necessary in
nfqnl_mangle, there is no need to zap CHECKSUM_COMPLETE in
nfqnl_build_packet_message.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Patrick McHardy <kaber@trash.net>
This commit is contained in:
Herbert Xu 2010-04-08 14:54:35 +02:00 committed by Patrick McHardy
parent 5dd59cc991
commit e9f13cab49
1 changed files with 1 additions and 2 deletions
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3
net/netfilter/nfnetlink_queue.c
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@ -245,8 +245,7 @@ nfqnl_build_packet_message(struct nfqnl_instance *queue,
break;
case NFQNL_COPY_PACKET:
if ((entskb->ip_summed == CHECKSUM_PARTIAL ||
entskb->ip_summed == CHECKSUM_COMPLETE) &&
if (entskb->ip_summed == CHECKSUM_PARTIAL &&
skb_checksum_help(entskb)) {
spin_unlock_bh(&queue->lock);
return NULL;