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Date:   Mon, 18 Jul 2022 20:07:13 -0700
From:   Jakub Kicinski <>
To:     Thadeu Lima de Souza Cascardo <>
Subject: Re: [PATCH] sr9700: improve packet length sanity check

On Thu, 14 Jul 2022 10:21:34 -0300 Thadeu Lima de Souza Cascardo wrote:
> The packet format includes a 3 byte headers and a 4 byte CRC. Account for
> that when checking the given length is not larger than the skb length.

Please describe in detail the issue you're fixing. What will happen if
we don't include SR_RX_OVERHEAD in the check.

> Signed-off-by: Thadeu Lima de Souza Cascardo <>
> Fixes: e9da0b56fe27 ("sr9700: sanity check for packet length")

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