linux-kernel - Re: [PATCH] ath10k: Check return value of ath10k_get_arvif in ath10k_wmi_event_tdls

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Date:   Thu, 13 Oct 2022 06:21:04 +0000 (UTC)
From:   Kalle Valo <kvalo@...nel.org>
To:     Peter Kosyh <pkosyh@...dex.ru>
Cc:     Peter Kosyh <pkosyh@...dex.ru>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, ath10k@...ts.infradead.org,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ath10k: Check return value of ath10k_get_arvif in
 ath10k_wmi_event_tdls_peer

Peter Kosyh <pkosyh@...dex.ru> wrote:

> Return value of a function ath10k_get_arvif() is dereferenced without
> checking for null in ath10k_wmi_event_tdls_peer(), but it is usually checked
> for this function.
> 
> Make ath10k_wmi_event_tdls_peer() do check retval of ath10k_get_arvif().
> 
> Found by Linux Verification Center (linuxtesting.org) with SVACE.
> 
> Signed-off-by: Peter Kosyh <pkosyh@...dex.ru>
> Signed-off-by: Kalle Valo <quic_kvalo@...cinc.com>

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

473118917cc3 wifi: ath10k: Check return value of ath10k_get_arvif() in ath10k_wmi_event_tdls_peer()

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20221003091217.322598-1-pkosyh@yandex.ru/

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