ipv4: Add ip_defrag() agent IP_DEFRAG_AF_PACKET.
Elide the ICMP on frag queue timeouts unconditionally for this user. Signed-off-by: David S. Miller <davem@davemloft.net>
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2 changed files with 5 additions and 3 deletions
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@ -404,7 +404,8 @@ enum ip_defrag_users {
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__IP_DEFRAG_CONNTRACK_BRIDGE_IN = IP_DEFRAG_CONNTRACK_BRIDGE_IN + USHRT_MAX,
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IP_DEFRAG_VS_IN,
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IP_DEFRAG_VS_OUT,
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IP_DEFRAG_VS_FWD
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IP_DEFRAG_VS_FWD,
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IP_DEFRAG_AF_PACKET,
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};
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int ip_defrag(struct sk_buff *skb, u32 user);
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@ -261,8 +261,9 @@ static void ip_expire(unsigned long arg)
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* Only an end host needs to send an ICMP
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* "Fragment Reassembly Timeout" message, per RFC792.
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*/
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if (qp->user == IP_DEFRAG_CONNTRACK_IN &&
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skb_rtable(head)->rt_type != RTN_LOCAL)
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if (qp->user == IP_DEFRAG_AF_PACKET ||
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(qp->user == IP_DEFRAG_CONNTRACK_IN &&
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skb_rtable(head)->rt_type != RTN_LOCAL))
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goto out_rcu_unlock;
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