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From:   Toke =?utf-8?Q?H=C3=B8iland-J=C3=B8rgensen?= <toke@toke.dk>
To:     Peter Seiderer <ps.report@gmx.net>, linux-wireless@vger.kernel.org
Cc:     Kalle Valo <kvalo@kernel.org>,
        "David S . Miller" <davem@davemloft.net>,
        Jakub Kicinski <kuba@kernel.org>,
        Paolo Abeni <pabeni@redhat.com>,
        Johannes Berg <johannes@sipsolutions.net>,
        netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1 1/2] ath9k: fix ath_get_rate_txpower() to respect the
 rate list end tag
In-Reply-To: <20220402153014.31332-1-ps.report@gmx.net>
References: <20220402153014.31332-1-ps.report@gmx.net>
Date:   Tue, 05 Apr 2022 22:27:41 +0200
Message-ID: <87pmlvcm2q.fsf@toke.dk>
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Peter Seiderer <ps.report@gmx.net> writes:

> Stop reading (and copying) from ieee80211_tx_rate to ath_tx_info.rates
> after list end tag (count =3D=3D 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@gmx.net>

Acked-by: Toke H=C3=B8iland-J=C3=B8rgensen <toke@toke.dk>