forked from luck/tmp_suning_uos_patched
[NETFILTER]: Fix ECN target TCP marking
An incorrect check made it bail out before doing anything. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -61,10 +61,10 @@ set_ect_tcp(struct sk_buff **pskb, const struct ipt_ECN_info *einfo, int inward)
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if (!tcph)
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return 0;
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if (!(einfo->operation & IPT_ECN_OP_SET_ECE
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|| tcph->ece == einfo->proto.tcp.ece)
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&& (!(einfo->operation & IPT_ECN_OP_SET_CWR
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|| tcph->cwr == einfo->proto.tcp.cwr)))
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if ((!(einfo->operation & IPT_ECN_OP_SET_ECE) ||
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tcph->ece == einfo->proto.tcp.ece) &&
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((!(einfo->operation & IPT_ECN_OP_SET_CWR) ||
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tcph->cwr == einfo->proto.tcp.cwr)))
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return 1;
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if (!skb_ip_make_writable(pskb, (*pskb)->nh.iph->ihl*4+sizeof(*tcph)))
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