netdev - Re: [PATCH] net: stmmac: fix memory corruption with large MTUs

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Date:   Tue, 19 Mar 2019 10:36:19 +0000
From:   Jose Abreu <jose.abreu@...opsys.com>
To:     Aaro Koskinen <aaro.koskinen@....fi>,
        "David S. Miller" <davem@...emloft.net>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Jose Abreu <jose.abreu@...opsys.com>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     Aaro Koskinen <aaro.koskinen@...ia.com>
Subject: Re: [PATCH] net: stmmac: fix memory corruption with large MTUs

On 3/18/2019 9:36 PM, Aaro Koskinen wrote:
>  	/* Fill DES3 in case of RING mode */
> -	if (priv->dma_buf_sz >= BUF_SIZE_8KiB)
> +	if (priv->dma_buf_sz == BUF_SIZE_16KiB)

Shouldn't this be: "if (priv->dma_buf_sz > BUF_SIZE_8KiB)" ?

Thanks,
Jose Miguel Abreu