netdev - Re: [PATCH v3] wifi: mt76: handle failure of vzalloc in mt7615_coredump

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Message-ID: <ZAXHsidkn1g7YMeo@corigine.com>
Date:   Mon, 6 Mar 2023 12:00:02 +0100
From:   Simon Horman <simon.horman@...igine.com>
To:     void0red <void0red@...il.com>
Cc:     lorenzo.bianconi@...hat.com,
        angelogioacchino.delregno@...labora.com, davem@...emloft.net,
        edumazet@...gle.com, kuba@...nel.org, kvalo@...nel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, linux-wireless@...r.kernel.org,
        lorenzo@...nel.org, matthias.bgg@...il.com, nbd@....name,
        netdev@...r.kernel.org, pabeni@...hat.com, ryder.lee@...iatek.com,
        sean.wang@...iatek.com, shayne.chen@...iatek.com
Subject: Re: [PATCH v3] wifi: mt76: handle failure of vzalloc in
 mt7615_coredump_work

On Mon, Feb 27, 2023 at 10:48:23PM +0800, void0red wrote:
> From: Kang Chen <void0red@...il.com>
> 
> vzalloc may fails, dump might be null and will cause
> illegal address access later.
> 
> Link: https://lore.kernel.org/all/Y%2Fy5Asxw3T3m4jCw@lore-desk
> Fixes: d2bf7959d9c0 ("mt76: mt7663: introduce coredump support")
> Signed-off-by: Kang Chen <void0red@...il.com>

Reviewed-by: Simon Horman <simon.horman@...igine.com>