linux-kernel - Re: [PATCH net] net: hns3: pad the short frame before sending to the hardware

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Message-Id: <20200116.042617.270163669922168566.davem@davemloft.net>
Date:   Thu, 16 Jan 2020 04:26:17 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     tanhuazhong@...wei.com
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        salil.mehta@...wei.com, yisen.zhuang@...wei.com,
        linuxarm@...wei.com, jakub.kicinski@...ronome.com,
        linyunsheng@...wei.com
Subject: Re: [PATCH net] net: hns3: pad the short frame before sending to
 the hardware

From: Huazhong Tan <tanhuazhong@...wei.com>
Date: Wed, 15 Jan 2020 10:46:45 +0800

> From: Yunsheng Lin <linyunsheng@...wei.com>
> 
> The hardware can not handle short frames below or equal to 32
> bytes according to the hardware user manual, and it will trigger
> a RAS error when the frame's length is below 33 bytes.
> 
> This patch pads the SKB when skb->len is below 33 bytes before
> sending it to hardware.
> 
> Fixes: 76ad4f0ee747 ("net: hns3: Add support of HNS3 Ethernet Driver for hip08 SoC")
> Signed-off-by: Yunsheng Lin <linyunsheng@...wei.com>
> Signed-off-by: Huazhong Tan <tanhuazhong@...wei.com>

Applied and queued up for -stable.