Author: bms
Date: Thu Jun 28 23:44:47 2012
New Revision: 237734
URL: http://svn.freebsd.org/changeset/base/237734
Log:
In MLDv2 general query processing, do not enforce the strict check
on query origins.
Submitted by: Gu Yong
MFC after: 3 days
Modified:
head/sys/netinet6/mld6.c
Modified: head/sys/netinet6/mld6.c
==============================================================================
--- head/sys/netinet6/mld6.c Thu Jun 28 22:03:59 2012 (r237733)
+++ head/sys/netinet6/mld6.c Thu Jun 28 23:44:47 2012 (r237734)
@@ -867,16 +867,10 @@ mld_v2_input_query(struct ifnet *ifp, co
*/
if (IN6_IS_ADDR_UNSPECIFIED(&mld->mld_addr)) {
/*
- * General Queries SHOULD be directed to ff02::1.
* A general query with a source list has undefined
* behaviour; discard it.
*/
- struct in6_addr dst;
-
- dst = ip6->ip6_dst;
- in6_clearscope(&dst);
- if (!IN6_ARE_ADDR_EQUAL(&dst, &in6addr_linklocal_allnodes) ||
- nsrc > 0)
+ if (nsrc > 0)
return (EINVAL);
is_general_query = 1;
} else {
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