From: wenxu <wenxu@xxxxxxxxx>
It should check the ndo_setup_tc in the nf_flow_table_offload_setup.
Fixes: c29f74e0df7a ("netfilter: nf_flow_table: hardware offload support")
Signed-off-by: wenxu <wenxu@xxxxxxxxx>
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
---
net/netfilter/nf_flow_table_offload.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/net/netfilter/nf_flow_table_offload.c b/net/netfilter/nf_flow_table_offload.c
index a14932748bcf..c54c9a6cc981 100644
--- a/net/netfilter/nf_flow_table_offload.c
+++ b/net/netfilter/nf_flow_table_offload.c
@@ -812,6 +812,9 @@ int nf_flow_table_offload_setup(struct nf_flowtable *flowtable,
if (!(flowtable->flags & NF_FLOWTABLE_HW_OFFLOAD))
return 0;
+ if (!dev->netdev_ops->ndo_setup_tc)
+ return -EOPNOTSUPP;
+
bo.net = dev_net(dev);
bo.block = &flowtable->flow_block;
bo.command = cmd;
--
2.11.0
