diff options
Diffstat (limited to 'target/linux/generic/backport-5.10/613-v5.15-01-netfilter-flowtable-remove-nf_ct_l4proto_find-call.patch')
-rw-r--r-- | target/linux/generic/backport-5.10/613-v5.15-01-netfilter-flowtable-remove-nf_ct_l4proto_find-call.patch | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/target/linux/generic/backport-5.10/613-v5.15-01-netfilter-flowtable-remove-nf_ct_l4proto_find-call.patch b/target/linux/generic/backport-5.10/613-v5.15-01-netfilter-flowtable-remove-nf_ct_l4proto_find-call.patch new file mode 100644 index 0000000000..72accec50c --- /dev/null +++ b/target/linux/generic/backport-5.10/613-v5.15-01-netfilter-flowtable-remove-nf_ct_l4proto_find-call.patch @@ -0,0 +1,47 @@ +From 92fb15513edc6ae1eb51f717e70d4d3d538c2d09 Mon Sep 17 00:00:00 2001 +From: Pablo Neira Ayuso <pablo@netfilter.org> +Date: Mon, 19 Jul 2021 18:04:01 +0200 +Subject: [PATCH] netfilter: flowtable: remove nf_ct_l4proto_find() call + +TCP and UDP are built-in conntrack protocol trackers and the flowtable +only supports for TCP and UDP, remove this call. + +Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> +--- + net/netfilter/nf_flow_table_core.c | 10 ---------- + 1 file changed, 10 deletions(-) + +--- a/net/netfilter/nf_flow_table_core.c ++++ b/net/netfilter/nf_flow_table_core.c +@@ -180,15 +180,10 @@ static void flow_offload_fixup_tcp(struc + + static void flow_offload_fixup_ct_timeout(struct nf_conn *ct) + { +- const struct nf_conntrack_l4proto *l4proto; + struct net *net = nf_ct_net(ct); + int l4num = nf_ct_protonum(ct); + unsigned int timeout; + +- l4proto = nf_ct_l4proto_find(l4num); +- if (!l4proto) +- return; +- + if (l4num == IPPROTO_TCP) { + struct nf_tcp_net *tn = nf_tcp_pernet(net); + +@@ -273,15 +268,10 @@ static const struct rhashtable_params nf + + unsigned long flow_offload_get_timeout(struct flow_offload *flow) + { +- const struct nf_conntrack_l4proto *l4proto; + unsigned long timeout = NF_FLOW_TIMEOUT; + struct net *net = nf_ct_net(flow->ct); + int l4num = nf_ct_protonum(flow->ct); + +- l4proto = nf_ct_l4proto_find(l4num); +- if (!l4proto) +- return timeout; +- + if (l4num == IPPROTO_TCP) { + struct nf_tcp_net *tn = nf_tcp_pernet(net); + |