netdev - Re: [PATCH 4/4] net: wwan: iosm: fix recursive lock acquire in unregister

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Message-ID: <CAMZdPi8Fotq3z8ET+3dfQjPuUSX8Lna5dqF4jDsbTxf5bePWDA@mail.gmail.com>
Date:   Wed, 4 Aug 2021 19:09:52 +0200
From:   Loic Poulain <loic.poulain@...aro.org>
To:     M Chetan Kumar <m.chetan.kumar@...ux.intel.com>
Cc:     Network Development <netdev@...r.kernel.org>,
        Jakub Kicinski <kuba@...nel.org>,
        David Miller <davem@...emloft.net>,
        Johannes Berg <johannes@...solutions.net>,
        Sergey Ryazanov <ryazanov.s.a@...il.com>,
        "Sudi, Krishna C" <krishna.c.sudi@...el.com>,
        linuxwwan <linuxwwan@...el.com>
Subject: Re: [PATCH 4/4] net: wwan: iosm: fix recursive lock acquire in unregister

On Wed, 4 Aug 2021 at 18:11, M Chetan Kumar
<m.chetan.kumar@...ux.intel.com> wrote:
>
> Calling unregister_netdevice() inside wwan del link is trying to
> acquire the held lock in ndo_stop_cb(). Instead, queue net dev to
> be unregistered later.
>
> Signed-off-by: M Chetan Kumar <m.chetan.kumar@...ux.intel.com>

Reviewed-by: Loic Poulain <loic.poulain@...aro.org>