netdev - Re: [PATCH 1/4] net: smsc911x: add support for a reset GPIO

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Date:	Tue, 23 Jul 2013 13:38:09 -0300
From:	Fabio Estevam <festevam@...il.com>
To:	Guennadi Liakhovetski <g.liakhovetski@....de>
Cc:	linux-sh@...r.kernel.org, Magnus Damm <magnus.damm@...il.com>,
	Simon Horman <horms@...ge.net.au>,
	Steve Glendinning <steve.glendinning@...well.net>,
	netdev@...r.kernel.org,
	Guennadi Liakhovetski <g.liakhovetski+renesas@...il.com>
Subject: Re: [PATCH 1/4] net: smsc911x: add support for a reset GPIO

On Tue, Jul 23, 2013 at 1:12 PM, Guennadi Liakhovetski
<g.liakhovetski@....de> wrote:

> +       if (pdata->config.reset_gpio_config & SMSC911X_RESET_GPIO_VALID) {
> +               /* Take the chip out of hard reset */
> +               unsigned long flags = (pdata->config.reset_gpio_config ^
> +                                      GPIOF_INIT_HIGH) & 0xf;
> +               retval = gpio_request_one(pdata->config.reset_gpio,

If you use devm_gpio_request_one() here, then you can simplify your
code by not having to call gpio_free.
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