From: Lee Jones <lee.jones@linaro.org>
To: Stefan Mavrodiev <stefan@olimex.com>
Cc: Heiko Stuebner <heiko@sntech.de>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 1/2] mfd: rk808: Check pm_power_off pointer
Date: Wed, 12 Jun 2019 10:41:31 +0100 [thread overview]
Message-ID: <20190612094131.GG4797@dell> (raw)
In-Reply-To: <20190607124226.17694-2-stefan@olimex.com>
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@olimex.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
Follow Linaro: Facebook | Twitter | Blog
next prev parent reply other threads:[~2019-06-12 9:41 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-07 12:42 [PATCH v3 0/2] mfd: rk808: Fix pointers and poweroff Stefan Mavrodiev
2019-06-07 12:42 ` [PATCH v3 1/2] mfd: rk808: Check pm_power_off pointer Stefan Mavrodiev
2019-06-12 9:41 ` Lee Jones [this message]
2019-06-07 12:42 ` [PATCH v3 2/2] mfd: rk808: Prepare rk805 for poweroff Stefan Mavrodiev
2019-06-12 9:41 ` Lee Jones
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