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netfilter: conntrack: Fix gre tunneling over ipv6

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[ Upstream commit 8b2030b4305951f44afef80225f1475618e25a73 ]

This fix permits gre connections to be tracked within ip6tables rules

Signed-off-by: Ludovic Senecaux <linuxludo@free.fr>
Acked-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Ludovic Senecaux 2021-03-04 04:10:50 -05:00 committed by Greg Kroah-Hartman
parent 439c2c22fb
commit b0c795f4cc
1 changed files with 0 additions and 3 deletions
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3
net/netfilter/nf_conntrack_proto_gre.c
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@ -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);