linux-kernel - Re: [PATCH v3] rtc: pcf8563 fix: return -EINVAL if we read an invalid time.

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Message-ID: <20150530215634.GL2185@piout.net>
Date:	Sat, 30 May 2015 23:56:34 +0200
From:	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
To:	Jan Kardell <jan.kardell@...liq.com>
Cc:	Alessandro Zummo <a.zummo@...ertech.it>,
	rtc-linux@...glegroups.com, linux-kernel@...r.kernel.org,
	Vincent Donnefort <vdonnefort@...il.com>,
	Dan Carpenter <dan.carpenter@...cle.com>, oen@...liq.com
Subject: Re: [PATCH v3] rtc: pcf8563 fix: return -EINVAL if we read an
 invalid time.

On 28/05/2015 at 08:48:45 +0200, Jan Kardell wrote :
> Return -EINVAL if the voltage low bit is set to avoid getting a bogus
> time at boot.
> There was a comment stating that util-linux hwclock refuses to set a
> new time if we return an error code on read, but at least the current
> version do set the time as expected. Remove the comment and the check
> for valid time, and let the rtc core check it for us.
> 
> Changes in v2: Remove the test for invalid time. Change dev_err to
> dev_info when voltage low is set.
> 
> Changes in v3: Use dev_err when voltage low is set.
> 
> Signed-off-by: Jan Kardell <jan.kardell@...liq.com>
> ---
>  drivers/rtc/rtc-pcf8563.c | 11 +++--------
>  1 file changed, 3 insertions(+), 8 deletions(-)

Applied, thanks.

-- 
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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