linux-kernel - Re: [PATCH v3 1/2] mfd: rk808: Check pm_power

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Message-ID: <20190612094131.GG4797@dell>
Date:   Wed, 12 Jun 2019 10:41:31 +0100
From:   Lee Jones <lee.jones@...aro.org>
To:     Stefan Mavrodiev <stefan@...mex.com>
Cc:     Heiko Stuebner <heiko@...ech.de>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/2] mfd: rk808: Check pm_power_off pointer

On Fri, 07 Jun 2019, Stefan Mavrodiev wrote:

> The function pointer pm_power_off may point to function from other
> module (PSCI for example). If rk808 is removed, pm_power_off is
> overwritten to NULL and the system cannot be powered off.
> 
> This patch checks if pm_power_off points to a module function.
> 
> Signed-off-by: Stefan Mavrodiev <stefan@...mex.com>
> ---
> Changes is v3:
>  - Add explanation comments
> Changes in v2:
>  - Initial release actually
> 
>  drivers/mfd/rk808.c       | 17 +++++++++++------
>  include/linux/mfd/rk808.h |  1 +
>  2 files changed, 12 insertions(+), 6 deletions(-)

Applied, thanks.

-- 
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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