summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/mediatek/mtk_ppe_offload.c')
-rw-r--r--drivers/net/ethernet/mediatek/mtk_ppe_offload.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
index b5f68f66d42a..7bb1f20002b5 100644
--- a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
+++ b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
@@ -186,6 +186,9 @@ mtk_flow_offload_replace(struct mtk_eth *eth, struct flow_cls_offload *f)
int hash;
int i;
+ if (rhashtable_lookup(&eth->flow_table, &f->cookie, mtk_flow_ht_params))
+ return -EEXIST;
+
if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_META)) {
struct flow_match_meta match;