linux-kernel - Re: [PATCH v3 03/10] gpio-exar/8250-exar: Fix passing in of parent PCI device

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Message-ID: <CACRpkdaFATbopXeH586Asd03MK3YY_tTVaAiT=1VKD45gqaDqg@mail.gmail.com>
Date:   Mon, 29 May 2017 14:31:32 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Jan Kiszka <jan.kiszka@...mens.com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Alexandre Courbot <gnurou@...il.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "linux-serial@...r.kernel.org" <linux-serial@...r.kernel.org>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        Sudip Mukherjee <sudip.mukherjee@...ethink.co.uk>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Sascha Weisenberger <sascha.weisenberger@...mens.com>
Subject: Re: [PATCH v3 03/10] gpio-exar/8250-exar: Fix passing in of parent
 PCI device

On Fri, May 26, 2017 at 6:02 PM, Jan Kiszka <jan.kiszka@...mens.com> wrote:

> This fixes reloading of the GPIO driver for the same platform device
> instance as created by the exar UART driver: First of all, the driver
> sets drvdata to its own value during probing and does not restore the
> original value on exit. But this won't help anyway as the core clears
> drvdata after the driver left.
>
> Set the platform device parent instead.
>
> Signed-off-by: Jan Kiszka <jan.kiszka@...mens.com>

Acked-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij