netdev - Re: [PATCH 5/7] can: clear ctrlmode when close candev

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Date:	Tue, 4 Nov 2014 16:27:08 +0800
From:	Dong Aisheng <b29396@...escale.com>
To:	Marc Kleine-Budde <mkl@...gutronix.de>
CC:	<linux-can@...r.kernel.org>, <wg@...ndegger.com>,
	<varkabhadram@...il.com>, <netdev@...r.kernel.org>,
	<socketcan@...tkopp.net>, <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 5/7] can: clear ctrlmode when close candev

On Mon, Nov 03, 2014 at 09:47:22PM +0100, Marc Kleine-Budde wrote:
> On 10/29/2014 11:45 AM, Dong Aisheng wrote:
> > Currently priv->ctrlmode is not cleared when close_candev, so next time
> > the driver will still use this value to set controller even user
> > does not set any ctrl mode.
> > e.g.
> > Step 1. ip link set can0 up type can0 bitrate 1000000 loopback on
> > Controller will be in loopback mode
> > Step 2. ip link set can0 down
> > Step 3. ip link set can0 up type can0 bitrate 1000000
> > Controller will still be set to loopback mode in driver due to saved
> > priv->ctrlmode.
> > 
> > This patch clears priv->ctrlmode when the CAN interface is closed,
> > and set it to correct mode according to next user setting.
> > 
> > Signed-off-by: Dong Aisheng <b29396@...escale.com>
> 
> NACK, as discussed with Oliver.
> 

Okay, i'm fine with it.

Regards
Dong Aisheng

> Marc
> 
> -- 
> Pengutronix e.K.                  | Marc Kleine-Budde           |
> Industrial Linux Solutions        | Phone: +49-231-2826-924     |
> Vertretung West/Dortmund          | Fax:   +49-5121-206917-5555 |
> Amtsgericht Hildesheim, HRA 2686  | http://www.pengutronix.de   |
> 


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