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path: root/net/netfilter/nft_flow_offload.c
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Diffstat (limited to 'net/netfilter/nft_flow_offload.c')
-rw-r--r--net/netfilter/nft_flow_offload.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/netfilter/nft_flow_offload.c b/net/netfilter/nft_flow_offload.c
index 7f85af4c40ff..b63729350d97 100644
--- a/net/netfilter/nft_flow_offload.c
+++ b/net/netfilter/nft_flow_offload.c
@@ -72,6 +72,7 @@ static void nft_flow_offload_eval(const struct nft_expr *expr,
struct nf_flow_route route;
struct flow_offload *flow;
enum ip_conntrack_dir dir;
+ bool is_tcp = false;
struct nf_conn *ct;
int ret;
@@ -84,6 +85,8 @@ static void nft_flow_offload_eval(const struct nft_expr *expr,
switch (ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.dst.protonum) {
case IPPROTO_TCP:
+ is_tcp = true;
+ break;
case IPPROTO_UDP:
break;
default:
@@ -109,6 +112,11 @@ static void nft_flow_offload_eval(const struct nft_expr *expr,
if (!flow)
goto err_flow_alloc;
+ if (is_tcp) {
+ ct->proto.tcp.seen[0].flags |= IP_CT_TCP_FLAG_BE_LIBERAL;
+ ct->proto.tcp.seen[1].flags |= IP_CT_TCP_FLAG_BE_LIBERAL;
+ }
+
ret = flow_offload_add(flowtable, flow);
if (ret < 0)
goto err_flow_add;