From 92fb15513edc6ae1eb51f717e70d4d3d538c2d09 Mon Sep 17 00:00:00 2001 From: Pablo Neira Ayuso 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 --- 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);