linux-kernel - Re: [PATCH 8/8]tuners:tuner-simple Fix warning: variable 'tun' set but not used

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Message-ID: <4C170CA4.2020805@redhat.com>
Date:	Tue, 15 Jun 2010 08:16:20 +0300
From:	Mauro Carvalho Chehab <mchehab@...hat.com>
To:	"Justin P. Mattock" <justinmattock@...il.com>
CC:	linux-kernel@...r.kernel.org, reiserfs-devel@...r.kernel.org,
	linux-bluetooth@...r.kernel.org, clemens@...isch.de,
	debora@...ux.vnet.ibm.com, dri-devel@...ts.freedesktop.org,
	linux-i2c@...r.kernel.org, linux1394-devel@...ts.sourceforge.net,
	linux-media@...r.kernel.org
Subject: Re: [PATCH 8/8]tuners:tuner-simple Fix warning: variable 'tun' set
 but not used



Em 14-06-2010 23:26, Justin P. Mattock escreveu:
> not sure if this is correct or not for 
> fixing this warning:
>   CC [M]  drivers/media/common/tuners/tuner-simple.o
> drivers/media/common/tuners/tuner-simple.c: In function 'simple_set_tv_freq':
> drivers/media/common/tuners/tuner-simple.c:548:20: warning: variable 'tun' set but not used
> 
>  Signed-off-by: Justin P. Mattock <justinmattock@...il.com>
> 
> ---
>  drivers/media/common/tuners/tuner-simple.c |    4 +---
>  1 files changed, 1 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/media/common/tuners/tuner-simple.c b/drivers/media/common/tuners/tuner-simple.c
> index 8abbcc5..4465b99 100644
> --- a/drivers/media/common/tuners/tuner-simple.c
> +++ b/drivers/media/common/tuners/tuner-simple.c
> @@ -545,14 +545,12 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
>  	struct tuner_simple_priv *priv = fe->tuner_priv;
>  	u8 config, cb;
>  	u16 div;
> -	struct tunertype *tun;
>  	u8 buffer[4];
>  	int rc, IFPCoff, i;
>  	enum param_type desired_type;
>  	struct tuner_params *t_params;
>  
> -	tun = priv->tun;
> -
> +	
Why are you adding an extra blank line here? Except for that, the patch
looks sane.

>  	/* IFPCoff = Video Intermediate Frequency - Vif:
>  		940  =16*58.75  NTSC/J (Japan)
>  		732  =16*45.75  M/N STD

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