linux-kernel - Re: [PATCH v2] mediatek/mt7601u: add debugfs exit function

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Date:   Fri, 22 Apr 2022 12:47:04 -0700
From:   Jakub Kicinski <kubakici@...pl>
To:     Bernard Zhao <zhaojunkui2008@....com>
Cc:     Kalle Valo <kvalo@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Paolo Abeni <pabeni@...hat.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        bernard@...o.com
Subject: Re: [PATCH v2] mediatek/mt7601u: add debugfs exit function

On Fri, 22 Apr 2022 01:08:54 -0700 Bernard Zhao wrote:
> When mt7601u loaded, there are two cases:
> First when mt7601u is loaded, in function mt7601u_probe, if
> function mt7601u_probe run into error lable err_hw,
> mt7601u_cleanup didn`t cleanup the debugfs node.
> Second when the module disconnect, in function mt7601u_disconnect,
> mt7601u_cleanup didn`t cleanup the debugfs node.
> This patch add debugfs exit function and try to cleanup debugfs
> node when mt7601u loaded fail or unloaded.
> 
> Signed-off-by: Bernard Zhao <zhaojunkui2008@....com>

Ah, missed that there was a v2. My point stands, wiphy debugfs dir
should do the cleanup.

Do you encounter problems in practice or are you sending this patches
based on reading / static analysis of the code only.