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Subject: Re: [PATCH][next] wifi: carl9170: Replace fake flex-array with
 flexible-array member
From:   Kalle Valo <kvalo@kernel.org>
In-Reply-To: <ZBSl2M+aGIO1fnuG@work>
References: <ZBSl2M+aGIO1fnuG@work>
To:     "Gustavo A. R. Silva" <gustavoars@kernel.org>
Cc:     Christian Lamparter <chunkeey@googlemail.com>,
        "David S. Miller" <davem@davemloft.net>,
        Eric Dumazet <edumazet@google.com>,
        Jakub Kicinski <kuba@kernel.org>,
        Paolo Abeni <pabeni@redhat.com>,
        linux-wireless@vger.kernel.org, netdev@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        "Gustavo A. R. Silva" <gustavoars@kernel.org>,
        linux-hardening@vger.kernel.org
User-Agent: pwcli/0.1.1-git (https://github.com/kvalo/pwcli/) Python/3.7.3
Message-ID: <167966964574.27260.4294180985386180512.kvalo@kernel.org>
Date:   Fri, 24 Mar 2023 14:54:07 +0000 (UTC)
Precedence: bulk

"Gustavo A. R. Silva" <gustavoars@kernel.org> wrote:

> Zero-length arrays as fake flexible arrays are deprecated and we are
> moving towards adopting C99 flexible-array members instead.
> 
> Address the following warnings found with GCC-13 and
> -fstrict-flex-arrays=3 enabled:
> drivers/net/wireless/ath/carl9170/tx.c:702:61: warning: array subscript i is outside array bounds of ‘const struct _carl9170_tx_status[0]’ [-Warray-bounds=]
> drivers/net/wireless/ath/carl9170/tx.c:701:65: warning: array subscript i is outside array bounds of ‘const struct _carl9170_tx_status[0]’ [-Warray-bounds=]
> 
> This helps with the ongoing efforts to tighten the FORTIFY_SOURCE
> routines on memcpy() and help us make progress towards globally
> enabling -fstrict-flex-arrays=3 [1].
> 
> Link: https://github.com/KSPP/linux/issues/21
> Link: https://github.com/KSPP/linux/issues/267
> Link: https://gcc.gnu.org/pipermail/gcc-patches/2022-October/602902.html [1]
> Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
> Acked-by: Christian Lamparter <chunkeey@gmail.com>
> Reviewed-by: Kees Cook <keescook@chromium.org>
> Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>

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

1be3640cbb4a wifi: carl9170: Replace fake flex-array with flexible-array member

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/ZBSl2M+aGIO1fnuG@work/

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