linux-kernel - Re: [PATCH] brcmfmac: stop watchdog before detach and free everything

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Message-ID: <5B0D1C9E.4000800@broadcom.com>
Date:   Tue, 29 May 2018 11:25:50 +0200
From:   Arend van Spriel <arend.vanspriel@...adcom.com>
To:     Michael Trimarchi <michael@...rulasolutions.com>
Cc:     Franky Lin <franky.lin@...adcom.com>,
        Hante Meuleman <hante.meuleman@...adcom.com>,
        Chi-Hsien Lin <chi-hsien.lin@...ress.com>,
        Wright Feng <wright.feng@...ress.com>,
        Kalle Valo <kvalo@...eaurora.org>,
        "David S. Miller" <davem@...emloft.net>,
        Pieter-Paul Giesberts <pieter-paul.giesberts@...adcom.com>,
        Ian Molton <ian@...menth.co.uk>,
        linux-wireless@...r.kernel.org,
        brcm80211-dev-list.pdl@...adcom.com,
        brcm80211-dev-list@...ress.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] brcmfmac: stop watchdog before detach and free everything

On 5/28/2018 9:50 AM, Michael Trimarchi wrote:
> Watchdog need to be stopped in brcmf_sdio_remove to avoid
> i
> The system is going down NOW!
> [ 1348.110759] Unable to handle kernel NULL pointer dereference at virtual address 000002f8
> Sent SIGTERM to all processes

[snip]

Please send a V2 with your configuration details to the commit message, 
ie. using built-in driver, no firmware in place, etc.

Reviewed-by: Arend van Spriel <arend.vanspriel@...adcom.com>
> Signed-off-by: Michael Trimarchi <michael@...rulasolutions.com>
> ---
>   drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 7 +++++++
>   1 file changed, 7 insertions(+)