linux-kernel - Re: [PATCH v2 2/2] wcn36xx: fix RX BD rate mapping for 5GHz legacy rates

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Message-ID: <5a74137a-97ee-711d-97a2-105b0dd92cee@squareup.com>
Date:   Wed, 3 Nov 2021 10:01:13 -0700
From:   Benjamin Li <benl@...areup.com>
To:     Loic Poulain <loic.poulain@...aro.org>
Cc:     Kalle Valo <kvalo@...eaurora.org>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        linux-arm-msm@...r.kernel.org,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, wcn36xx@...ts.infradead.org,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/2] wcn36xx: fix RX BD rate mapping for 5GHz legacy
 rates

On 11/3/21 10:08 AM, Loic Poulain wrote:
> Hi Ben,
> 
> It looks fine, but can you replace it with a 'status.rate_idx  >= 4'.
> I get sporadic 5Ghz frames reported with rate_idx=0 (firmware miss?),
> leading to warnings because status.rate_idx is -4(unsigned) in that
> case. So better to report a wrong rate than a corrupted one.
> 

Thanks for confirming that. Will send v3 that just falls-through on
rate_idx < 4, no warn or log.

Ben

> 
> 
> Regards,
> Loic
>