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Do not overwrite the dchg variable.

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It does not cause any real issues because the variable is overwritten
only when the packet is forwarded (and the variable is not used anymore).

Obtained from:	pfSense
MFC after:	2 weeks
Sponsored by:	Rubicon Communications (Netgate)
This commit is contained in:
Luiz Otavio O Souza 2016-04-14 18:57:30 +00:00
parent db1bbde602
commit de89d74b70
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=297985
1 changed files with 1 additions and 2 deletions
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3
sys/netinet/ip_input.c
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@ -571,8 +571,7 @@ ip_input(struct mbuf *m)
goto ours;
}
if (m->m_flags & M_IP_NEXTHOP) {
dchg = (m_tag_find(m, PACKET_TAG_IPFORWARD, NULL) != NULL);
if (dchg != 0) {
if (m_tag_find(m, PACKET_TAG_IPFORWARD, NULL) != NULL) {
/*
* Directly ship the packet on. This allows
* forwarding packets originally destined to us