linux-kernel - Re: [wireless] wifi: mwifiex: Fix the size of a memory allocation in mwifiex_ret_802_11

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Message-ID: <168381113342.27145.15828757976515232623.kvalo@kernel.org>
Date:   Thu, 11 May 2023 13:18:55 +0000 (UTC)
From:   Kalle Valo <kvalo@...nel.org>
To:     Christophe JAILLET <christophe.jaillet@...adoo.fr>
Cc:     Amitkumar Karwar <amitkarwar@...il.com>,
        Ganapathi Bhat <ganapathi017@...il.com>,
        Sharvari Harisangam <sharvari.harisangam@....com>,
        Xinming Hu <huxinming820@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        chunfan chen <jeffc@...vell.com>, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        Xinming Hu <huxm@...vell.com>,
        Amitkumar Karwar <akarwar@...vell.com>,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [wireless] wifi: mwifiex: Fix the size of a memory allocation in
 mwifiex_ret_802_11_scan()

Christophe JAILLET <christophe.jaillet@...adoo.fr> wrote:

> The type of "mwifiex_adapter->nd_info" is "struct cfg80211_wowlan_nd_info",
> not "struct cfg80211_wowlan_nd_match".
> 
> Use struct_size() to ease the computation of the needed size.
> 
> The current code over-allocates some memory, so is safe.
> But it wastes 32 bytes.
> 
> Fixes: 7d7f07d8c5d3 ("mwifiex: add wowlan net-detect support")
> Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
> Reviewed-by: Simon Horman <simon.horman@...igine.com>

Patch applied to wireless-next.git, thanks.

d9aef04fcfa8 wifi: mwifiex: Fix the size of a memory allocation in mwifiex_ret_802_11_scan()

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/7a6074fb056d2181e058a3cc6048d8155c20aec7.1683371982.git.christophe.jaillet@wanadoo.fr/

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