Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

flow/icmpv4: fix vlan.use-for-tracking #7861

Closed
wants to merge 1 commit into from
Closed

flow/icmpv4: fix vlan.use-for-tracking #7861

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Jump to
Jump to file
Failed to load files.
Diff view
Diff view
28 changes: 10 additions & 18 deletions src/flow-hash.c
View file
Open in desktop
Expand Up @@ -374,28 +374,20 @@ static inline int FlowCompareICMPv4(Flow *f, const Packet *p)
/* first check the direction of the flow, in other words, the client ->
* server direction as it's most likely the ICMP error will be a
* response to the clients traffic */
if ((f->src.addr_data32[0] == IPV4_GET_RAW_IPSRC_U32( ICMPV4_GET_EMB_IPV4(p) )) &&
(f->dst.addr_data32[0] == IPV4_GET_RAW_IPDST_U32( ICMPV4_GET_EMB_IPV4(p) )) &&
f->sp == p->icmpv4vars.emb_sport &&
f->dp == p->icmpv4vars.emb_dport &&
f->proto == ICMPV4_GET_EMB_PROTO(p) &&
f->recursion_level == p->recursion_level &&
f->vlan_id[0] == p->vlan_id[0] &&
f->vlan_id[1] == p->vlan_id[1])
{
if ((f->src.addr_data32[0] == IPV4_GET_RAW_IPSRC_U32(ICMPV4_GET_EMB_IPV4(p))) &&
(f->dst.addr_data32[0] == IPV4_GET_RAW_IPDST_U32(ICMPV4_GET_EMB_IPV4(p))) &&
f->sp == p->icmpv4vars.emb_sport && f->dp == p->icmpv4vars.emb_dport &&
f->proto == ICMPV4_GET_EMB_PROTO(p) && f->recursion_level == p->recursion_level &&
CmpVlanIds(f->vlan_id, p->vlan_id)) {
return 1;

/* check the less likely case where the ICMP error was a response to
* a packet from the server. */
} else if ((f->dst.addr_data32[0] == IPV4_GET_RAW_IPSRC_U32( ICMPV4_GET_EMB_IPV4(p) )) &&
(f->src.addr_data32[0] == IPV4_GET_RAW_IPDST_U32( ICMPV4_GET_EMB_IPV4(p) )) &&
f->dp == p->icmpv4vars.emb_sport &&
f->sp == p->icmpv4vars.emb_dport &&
f->proto == ICMPV4_GET_EMB_PROTO(p) &&
f->recursion_level == p->recursion_level &&
f->vlan_id[0] == p->vlan_id[0] &&
f->vlan_id[1] == p->vlan_id[1])
{
} else if ((f->dst.addr_data32[0] == IPV4_GET_RAW_IPSRC_U32(ICMPV4_GET_EMB_IPV4(p))) &&
(f->src.addr_data32[0] == IPV4_GET_RAW_IPDST_U32(ICMPV4_GET_EMB_IPV4(p))) &&
f->dp == p->icmpv4vars.emb_sport && f->sp == p->icmpv4vars.emb_dport &&
f->proto == ICMPV4_GET_EMB_PROTO(p) &&
f->recursion_level == p->recursion_level && CmpVlanIds(f->vlan_id, p->vlan_id)) {
return 1;
}

Expand Down