linux-kernel - Re: [PATCH v2 2/3] video: xilinxfb: Use devm

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Date:	Wed, 09 Oct 2013 08:13:03 -0700
From:	Joe Perches <joe@...ches.com>
To:	Michal Simek <michal.simek@...inx.com>
Cc:	linux-kernel@...r.kernel.org, monstr@...str.eu,
	Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
	Tomi Valkeinen <tomi.valkeinen@...com>,
	linux-fbdev@...r.kernel.org
Subject: Re: [PATCH v2 2/3] video: xilinxfb: Use devm_kzalloc instead of
 kzalloc

On Wed, 2013-10-09 at 12:52 +0200, Michal Simek wrote:
> Simplify driver probe and release function.
[]
> diff --git a/drivers/video/xilinxfb.c b/drivers/video/xilinxfb.c
[]
> @@ -423,7 +419,7 @@ static int xilinxfb_of_probe(struct platform_device *pdev)
>  	pdata = xilinx_fb_default_pdata;
> 
>  	/* Allocate the driver data region */
> -	drvdata = kzalloc(sizeof(*drvdata), GFP_KERNEL);
> +	drvdata = devm_kzalloc(&pdev->dev, sizeof(*drvdata), GFP_KERNEL);
>  	if (!drvdata) {
>  		dev_err(&pdev->dev, "Couldn't allocate device private record\n");

Be nice to remove the unnecessary OOM message.
There's already a generic dump_stack on OOM.


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