linux-kernel - Re: [PATCH v1 1/2] ath9k: fix ath_get_rate_txpower() to respect the rate list end tag

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Message-ID: <164976912116.15500.15111811576897907064.kvalo@kernel.org>
Date:   Tue, 12 Apr 2022 13:12:03 +0000 (UTC)
From:   Kalle Valo <kvalo@...nel.org>
To:     Peter Seiderer <ps.report@....net>
Cc:     linux-wireless@...r.kernel.org,
        Toke Høiland-Jørgensen <toke@...e.dk>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Johannes Berg <johannes@...solutions.net>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 1/2] ath9k: fix ath_get_rate_txpower() to respect the
 rate
 list end tag

Peter Seiderer <ps.report@....net> wrote:

> Stop reading (and copying) from ieee80211_tx_rate to ath_tx_info.rates
> after list end tag (count == 0, idx < 0), prevents copying of garbage
> to card registers.
> 
> Note: no need to write to the remaining ath_tx_info.rates entries
> as the complete ath_tx_info struct is already initialized to zero from
> both call sites.
> 
> Signed-off-by: Peter Seiderer <ps.report@....net>
> Acked-by: Toke Høiland-Jørgensen <toke@...e.dk>
> Signed-off-by: Kalle Valo <quic_kvalo@...cinc.com>

Patch applied to ath-next branch of ath.git, thanks.

24584d4f0afc ath9k: fix ath_get_rate_txpower() to respect the rate list end tag

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20220402153014.31332-1-ps.report@gmx.net/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches