Commit 4b31814d authored Jul 21, 2015 by Joe Stringer Committed by Pablo Neira Ayuso Jul 22, 2015

netfilter: nf_conntrack: Support expectations in different zones

When zones were originally introduced, the expectation functions were
all extended to perform lookup using the zone. However, insertion was
not modified to check the zone. This means that two expectations which
are intended to apply for different connections that have the same tuple
but exist in different zones cannot both be tracked.

Fixes: 5d0aa2cc (netfilter: nf_conntrack: add support for "conntrack zones")
Signed-off-by: Joe Stringer <joestringer@nicira.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

parent b64f48dc

net/netfilter/nf_conntrack_expect.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -219,7 +219,8 @@ static inline int expect_clash(const struct nf_conntrack_expect *a,
		a->mask.src.u3.all[count] & b->mask.src.u3.all[count];
		}

		return nf_ct_tuple_mask_cmp(&a->tuple, &b->tuple, &intersect_mask);
		return nf_ct_tuple_mask_cmp(&a->tuple, &b->tuple, &intersect_mask) &&
		nf_ct_zone(a->master) == nf_ct_zone(b->master);
		}

		static inline int expect_matches(const struct nf_conntrack_expect *a,