[PATCH AUTOSEL 5.11 19/38] netfilter: conntrack: Fix gre tunneling over ipv6
From: Sasha Levin <sashal@kernel.org>
Date: 2021-03-29 22:23:22
Also in:
lkml, netfilter-devel, stable
Subsystem:
netfilter, networking [general], the rest · Maintainers:
Pablo Neira Ayuso, Florian Westphal, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Ludovic Senecaux <redacted> [ Upstream commit 8b2030b4305951f44afef80225f1475618e25a73 ] This fix permits gre connections to be tracked within ip6tables rules Signed-off-by: Ludovic Senecaux <redacted> Acked-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- net/netfilter/nf_conntrack_proto_gre.c | 3 --- 1 file changed, 3 deletions(-)
diff --git a/net/netfilter/nf_conntrack_proto_gre.c b/net/netfilter/nf_conntrack_proto_gre.c
index 5b05487a60d2..db11e403d818 100644
--- a/net/netfilter/nf_conntrack_proto_gre.c
+++ b/net/netfilter/nf_conntrack_proto_gre.c@@ -218,9 +218,6 @@ int nf_conntrack_gre_packet(struct nf_conn *ct, enum ip_conntrack_info ctinfo, const struct nf_hook_state *state) { - if (state->pf != NFPROTO_IPV4) - return -NF_ACCEPT; - if (!nf_ct_is_confirmed(ct)) { unsigned int *timeouts = nf_ct_timeout_lookup(ct);
--
2.30.1