Date: Mon, 23 Aug 2010 23:39:01 +0200
From: Daniel Mack <daniel@caiaq.de>
To: Dan Carpenter <error27@gmail.com>,
        Anton Vorontsov <cbouatmailru@gmail.com>, linux-kernel@vger.kernel.org,
        kernel-janitors@vger.kernel.org
Subject: Re: [patch] pda_power: remove unneeded assignment
Message-ID: <20100823213901.GJ17833@buzzloop.caiaq.de>
References: <20100823212103.GA7340@bicker>
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On Mon, Aug 23, 2010 at 11:21:03PM +0200, Dan Carpenter wrote:
> We never use the "ret" value from this assignment, and also
> PTR_ERR(NULL) is zero.  I looked at it and this driver is designed to
> accept a NULL value for "ac_draw".  So there isn't a bug in the original
> code and we can just remove this confusing assignment.
> 
> Signed-off-by: Dan Carpenter <error27@gmail.com>

Looks reasonable.

Acked-by: Daniel Mack <daniel@caiaq.de>

> diff --git a/drivers/power/pda_power.c b/drivers/power/pda_power.c
> index 69f8aa3..63a6a4d 100644
> --- a/drivers/power/pda_power.c
> +++ b/drivers/power/pda_power.c
> @@ -279,7 +279,6 @@ static int pda_power_probe(struct platform_device *pdev)
>  	if (IS_ERR(ac_draw)) {
>  		dev_dbg(dev, "couldn't get ac_draw regulator\n");
>  		ac_draw = NULL;
> -		ret = PTR_ERR(ac_draw);
>  	}
>  
>  	if (pdata->is_ac_online) {
> --
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