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From: Julia Lawall <julia.lawall@lip6.fr>
To: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Cc: Ian Abbott <abbotti@mev.co.uk>,
	H Hartley Sweeten <hsweeten@visionengravers.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Julia Lawall <julia.lawall@lip6.fr>,
	Heena Sirwani <heenasirwani@gmail.com>,
	devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] staging: comedi: drivers: mite: Removed variables that is never used
Date: Wed, 28 Jan 2015 23:36:19 +0100 (CET)	[thread overview]
Message-ID: <alpine.DEB.2.02.1501282336070.2087@localhost6.localdomain6> (raw)
In-Reply-To: <1422484584-9164-1-git-send-email-rickard_strandqvist@spectrumdigital.se>

On Wed, 28 Jan 2015, Rickard Strandqvist wrote:

> Variable ar assigned a value that is never used.

The variable is lkar.

julia

> I have also removed all the code that thereby serves no purpose.
> 
> This was found using a static code analysis program called cppcheck
> 
> Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
> ---
>  drivers/staging/comedi/drivers/mite.c |    3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/staging/comedi/drivers/mite.c b/drivers/staging/comedi/drivers/mite.c
> index ffc9e61..8d2903b 100644
> --- a/drivers/staging/comedi/drivers/mite.c
> +++ b/drivers/staging/comedi/drivers/mite.c
> @@ -494,9 +494,8 @@ EXPORT_SYMBOL_GPL(mite_bytes_read_from_memory_ub);
>  unsigned mite_dma_tcr(struct mite_channel *mite_chan)
>  {
>  	struct mite_struct *mite = mite_chan->mite;
> -	int lkar;
>  
> -	lkar = readl(mite->mite_io_addr + MITE_LKAR(mite_chan->channel));
> +	readl(mite->mite_io_addr + MITE_LKAR(mite_chan->channel));
>  	return readl(mite->mite_io_addr + MITE_TCR(mite_chan->channel));
>  }
>  EXPORT_SYMBOL_GPL(mite_dma_tcr);
> -- 
> 1.7.10.4
> 
> 

  reply	other threads:[~2015-01-29  2:09 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-28 22:36 Rickard Strandqvist
2015-01-28 22:36 ` Julia Lawall [this message]
2015-01-29 14:39 ` Ian Abbott
2015-01-29 22:18   ` Rickard Strandqvist

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