[PATCH] net: ethernet: mediatek: ppe: fix wrong size passed to memset()

[PATCH] net: ethernet: mediatek: ppe: fix wrong size passed to memset()

[Yang Yingliang]

'foe_table' is a pointer, the real size of struct mtk_foe_entry
should be pass to memset().

Fixes: ba37b7caf1ed ("net: ethernet: mtk_eth_soc: add support for initializing the PPE")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
 drivers/net/ethernet/mediatek/mtk_ppe.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mediatek/mtk_ppe.c b/drivers/net/ethernet/mediatek/mtk_ppe.c
index 3ad10c793308..66298e2235c9 100644
--- a/drivers/net/ethernet/mediatek/mtk_ppe.c
+++ b/drivers/net/ethernet/mediatek/mtk_ppe.c
@@ -395,7 +395,7 @@ static void mtk_ppe_init_foe_table(struct mtk_ppe *ppe)
 	static const u8 skip[] = { 12, 25, 38, 51, 76, 89, 102 };
 	int i, k;
 
-	memset(ppe->foe_table, 0, MTK_PPE_ENTRIES * sizeof(ppe->foe_table));
+	memset(ppe->foe_table, 0, MTK_PPE_ENTRIES * sizeof(*ppe->foe_table));
 
 	if (!IS_ENABLED(CONFIG_SOC_MT7621))
 		return;
-- 
2.25.1

Re: [PATCH] net: ethernet: mediatek: ppe: fix wrong size passed to memset()

[Felix Fietkau]

On 11.05.22 05:08, Yang Yingliang wrote:
> 'foe_table' is a pointer, the real size of struct mtk_foe_entry
> should be pass to memset().
> 
> Fixes: ba37b7caf1ed ("net: ethernet: mtk_eth_soc: add support for initializing the PPE")
> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>

Acked-by: Felix Fietkau <nbd@nbd.name>

Thanks,

- Felix

Re: [PATCH] net: ethernet: mediatek: ppe: fix wrong size passed to memset()

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to netdev/net.git (master)
by Paolo Abeni <pabeni@redhat.com>:

On Wed, 11 May 2022 11:08:29 +0800 you wrote:
> 'foe_table' is a pointer, the real size of struct mtk_foe_entry
> should be pass to memset().
> 
> Fixes: ba37b7caf1ed ("net: ethernet: mtk_eth_soc: add support for initializing the PPE")
> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
> ---
>  drivers/net/ethernet/mediatek/mtk_ppe.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Here is the summary with links:
  - net: ethernet: mediatek: ppe: fix wrong size passed to memset()
    https://git.kernel.org/netdev/net/c/00832b1d1a39

You are awesome, thank you!
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