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[NETFILTER] ctnetlink: ICMP ID is not mandatory
The ID is only required by ICMP type 8 (echo), so it's not mandatory for all sort of ICMP connections. This patch makes mandatory only the type and the code for ICMP netlink messages. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: Harald Welte <laforge@netfilter.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -296,8 +296,7 @@ static int icmp_nfattr_to_tuple(struct nfattr *tb[],
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struct ip_conntrack_tuple *tuple)
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{
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if (!tb[CTA_PROTO_ICMP_TYPE-1]
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|| !tb[CTA_PROTO_ICMP_CODE-1]
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|| !tb[CTA_PROTO_ICMP_ID-1])
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|| !tb[CTA_PROTO_ICMP_CODE-1])
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return -1;
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tuple->dst.u.icmp.type =
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