Improt pf.c 1.636 from OpenBSD

Original log:
Make sure pd2 has a pointer to the icmp header in the payload; fixes
panic seen with some some icmp types in icmp error message payloads.

Obtained from:	OpenBSD
This commit is contained in:
Baptiste Daroussin 2013-10-27 20:52:09 +00:00
parent 44df0d9356
commit 5fff3f1010
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=257224

View File

@ -4994,7 +4994,7 @@ pf_test_state_icmp(struct pf_state **state, int direction, struct pfi_kif *kif,
return (PF_DROP);
}
icmpid = iih.icmp_id;
pd2.hdr.icmp = &iih;
pf_icmp_mapping(&pd2, iih.icmp_type,
&icmp_dir, &multi, &virtual_id, &virtual_type);
@ -5049,6 +5049,7 @@ pf_test_state_icmp(struct pf_state **state, int direction, struct pfi_kif *kif,
return (PF_DROP);
}
pd2.hdr.icmp6 = &iih;
pf_icmp_mapping(&pd2, iih.icmp6_type,
&icmp_dir, &multi, &virtual_id, &virtual_type);
ret = pf_icmp_state_lookup(&key, &pd2, state, m,