Message ID | 20100408123545.GA23829@gondor.apana.org.au |
---|---|
State | Not Applicable, archived |
Delegated to: | David Miller |
Headers | show |
Herbert Xu wrote: > Hi: > > netfilter: Only do skb_checksum_help on CHECKSUM_PARTIAL in ip_queue > > While doing yet another audit on ip_summed I noticed ip_queue > calling skb_checksum_help unnecessarily. As we will set ip_summed > to CHECKSUM_NONE when necessary in ipq_mangle_ipv4, there is no > need to zap CHECKSUM_COMPLETE in ipq_build_packet_message. Applied, thanks Herbert. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/net/ipv4/netfilter/ip_queue.c b/net/ipv4/netfilter/ip_queue.c index e278704..c838238 100644 --- a/net/ipv4/netfilter/ip_queue.c +++ b/net/ipv4/netfilter/ip_queue.c @@ -161,8 +161,7 @@ ipq_build_packet_message(struct nf_queue_entry *entry, int *errp) break; case IPQ_COPY_PACKET: - if ((entry->skb->ip_summed == CHECKSUM_PARTIAL || - entry->skb->ip_summed == CHECKSUM_COMPLETE) && + if (entry->skb->ip_summed == CHECKSUM_PARTIAL && (*errp = skb_checksum_help(entry->skb))) { read_unlock_bh(&queue_lock); return NULL;
Hi: netfilter: Only do skb_checksum_help on CHECKSUM_PARTIAL in ip_queue While doing yet another audit on ip_summed I noticed ip_queue calling skb_checksum_help unnecessarily. As we will set ip_summed to CHECKSUM_NONE when necessary in ipq_mangle_ipv4, there is no need to zap CHECKSUM_COMPLETE in ipq_build_packet_message. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Cheers,