9e08724634
Instead of dropping *fix-typo-in-__mtk_foe_entry.patch which effectively means keeping the (also wrong) assignment of MTK_FOE_STATE_BIND, rather use MTK_FOE_STATE_INVALID as that works well on both older (NETSYS_V1) and newer (NETSYS_V2) MediaTek SoCs. Suggested-by: Felix Fietkau <nbd@nbd.name> Signed-off-by: Daniel Golle <daniel@makrotopia.org>
29 lines
1.0 KiB
Diff
29 lines
1.0 KiB
Diff
From 4253e6e2b795a18ab534adcd5c313d3fc4150975 Mon Sep 17 00:00:00 2001
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Message-Id: <4253e6e2b795a18ab534adcd5c313d3fc4150975.1662332102.git.lorenzo@kernel.org>
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In-Reply-To: <2a60545635c2705312299384f4e9fec2f2a3acd6.1662332102.git.lorenzo@kernel.org>
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References: <2a60545635c2705312299384f4e9fec2f2a3acd6.1662332102.git.lorenzo@kernel.org>
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From: Lorenzo Bianconi <lorenzo@kernel.org>
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Date: Mon, 5 Sep 2022 00:48:52 +0200
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Subject: [PATCH net-next 3/6] net: ethernet: mtk_eth_soc: check max allowed
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value in mtk_ppe_check_skb
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Check theoretical OOB accesses in mtk_ppe_check_skb routine
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Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
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---
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drivers/net/ethernet/mediatek/mtk_ppe.h | 3 +++
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1 file changed, 3 insertions(+)
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--- a/drivers/net/ethernet/mediatek/mtk_ppe.h
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+++ b/drivers/net/ethernet/mediatek/mtk_ppe.h
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@@ -294,6 +294,9 @@ mtk_ppe_check_skb(struct mtk_ppe *ppe, s
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if (!ppe)
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return;
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+ if (hash > MTK_PPE_HASH_MASK)
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+ return;
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+
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now = (u16)jiffies;
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diff = now - ppe->foe_check_time[hash];
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if (diff < HZ / 10)
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