Re: [PATCH] gpio: gpio-kempld: Fix get_direction return value

From: Guenter Roeck
Date: Mon May 11 2015 - 09:09:13 EST


On Mon, May 11, 2015 at 12:46:49PM +0200, Michael Brunner wrote:
> This patch fixes an inverted return value of the gpio get_direction
> function.
>
> The wrong value causes the direction sysfs entry and GPIO debugfs file
> to indicate incorrect GPIO direction settings. In some cases it also
> prevents setting GPIO output values.
>
> The problem is also present in all other stable kernel versions since
> linux-3.12.
>
> Reported-by: Jochen Henneberg <jh@xxxxxxxxxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Michael Brunner <michael.brunner@xxxxxxxxxxx>

Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>
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