linux-kernel - Re: [PATCH 1/1] drivers: staging: comedi: drivers: ni_mio_common.c: removed no-effect right hand operand

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Message-ID: <55530854.1030004@mev.co.uk>
Date:	Wed, 13 May 2015 09:16:20 +0100
From:	Ian Abbott <abbotti@....co.uk>
To:	Tolga Ceylan <tolga.ceylan@...il.com>,
	H Hartley Sweeten <hsweeten@...ionengravers.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] drivers: staging: comedi: drivers: ni_mio_common.c:
 removed no-effect right hand operand

On 13/05/15 05:53, Tolga Ceylan wrote:
> In ni_ai_cmd() bitwise or construction of ai_trig in case of TRIG_NOW
> is faulty. Register address is accidentally in the expression,
> but this has no effect. This is an accidental left-over code
> that used to call a function with register address as one of
> the arguments.
>
> Signed-off-by: Tolga Ceylan <tolga.ceylan@...il.com>
> ---
>   drivers/staging/comedi/drivers/ni_mio_common.c | 3 +--
>   1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c
> index c741dde..9dfd4e6 100644
> --- a/drivers/staging/comedi/drivers/ni_mio_common.c
> +++ b/drivers/staging/comedi/drivers/ni_mio_common.c
> @@ -2268,8 +2268,7 @@ static int ni_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
>   	case TRIG_INT:
>   	case TRIG_NOW:
>   		ai_trig |= NISTC_AI_TRIG_START1_EDGE |
> -			   NISTC_AI_TRIG_START1_SEL(0),
> -			   NISTC_AI_TRIG_SEL_REG;
> +			   NISTC_AI_TRIG_START1_SEL(0);
>   		break;
>   	case TRIG_EXT:
>   		ai_trig |= NISTC_AI_TRIG_START1_SEL(CR_CHAN(cmd->start_arg) +
>

Thanks.  The patch is fine, but Hartley has already sent the same fix to 
<devel@...uxdriverproject.org>, and Greg was intending to apply that one.

-- 
-=( Ian Abbott @ MEV Ltd.    E-mail: <abbotti@....co.uk> )=-
-=(                          Web: http://www.mev.co.uk/  )=-
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