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authorPablo Neira Ayuso <pablo@netfilter.org>2005-10-10 20:53:16 -0700
committerDavid S. Miller <davem@davemloft.net>2005-10-10 20:53:16 -0700
commita1bcc3f26885b0a8bf04799551de2e9574ccbda1 (patch)
tree36397c29c8ad0eeb945117674734fc235ab4bebc /net/ipv4
parentd000eaf7720cb12cd03cd3d55f71be44357d27a9 (diff)
downloadblackbird-op-linux-a1bcc3f26885b0a8bf04799551de2e9574ccbda1.tar.gz
blackbird-op-linux-a1bcc3f26885b0a8bf04799551de2e9574ccbda1.zip
[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>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/netfilter/ip_conntrack_proto_icmp.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/net/ipv4/netfilter/ip_conntrack_proto_icmp.c b/net/ipv4/netfilter/ip_conntrack_proto_icmp.c
index 838d1d69b36e..98f0015dd255 100644
--- a/net/ipv4/netfilter/ip_conntrack_proto_icmp.c
+++ b/net/ipv4/netfilter/ip_conntrack_proto_icmp.c
@@ -296,8 +296,7 @@ static int icmp_nfattr_to_tuple(struct nfattr *tb[],
struct ip_conntrack_tuple *tuple)
{
if (!tb[CTA_PROTO_ICMP_TYPE-1]
- || !tb[CTA_PROTO_ICMP_CODE-1]
- || !tb[CTA_PROTO_ICMP_ID-1])
+ || !tb[CTA_PROTO_ICMP_CODE-1])
return -1;
tuple->dst.u.icmp.type =
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