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path: root/drivers/net/ethernet/mediatek/mtk_ppe.h
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Diffstat (limited to 'drivers/net/ethernet/mediatek/mtk_ppe.h')
-rw-r--r--drivers/net/ethernet/mediatek/mtk_ppe.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mediatek/mtk_ppe.h b/drivers/net/ethernet/mediatek/mtk_ppe.h
index 1f5cf1c9a947..69ffce04d630 100644
--- a/drivers/net/ethernet/mediatek/mtk_ppe.h
+++ b/drivers/net/ethernet/mediatek/mtk_ppe.h
@@ -293,6 +293,9 @@ mtk_ppe_check_skb(struct mtk_ppe *ppe, struct sk_buff *skb, u16 hash)
if (!ppe)
return;
+ if (hash > MTK_PPE_HASH_MASK)
+ return;
+
now = (u16)jiffies;
diff = now - ppe->foe_check_time[hash];
if (diff < HZ / 10)