netdev - Re: [PATCH][next] wifi: rndis_wlan: Replace fake flex-array with flexible-array member

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Message-ID: <168027411323.32751.4098580285097268358.kvalo@kernel.org>
Date:   Fri, 31 Mar 2023 14:48:34 +0000 (UTC)
From:   Kalle Valo <kvalo@...nel.org>
To:     "Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc:     Jussi Kivilinna <jussi.kivilinna@....fi>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        linux-hardening@...r.kernel.org
Subject: Re: [PATCH][next] wifi: rndis_wlan: Replace fake flex-array with
 flexible-array member

"Gustavo A. R. Silva" <gustavoars@...nel.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 warning found with GCC-13 and
> -fstrict-flex-array=3 enabled:
> drivers/net/wireless/rndis_wlan.c:2902:23: warning: array subscript 0 is outside array bounds of ‘struct ndis_80211_auth_request[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/274
> Link: https://gcc.gnu.org/pipermail/gcc-patches/2022-October/602902.html [1]
> Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org>

Patch applied to wireless-next.git, thanks.

06dabcccc08b wifi: rndis_wlan: Replace fake flex-array with flexible-array member

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/ZBtIbU77L9eXqa4j@work/

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