linux-kernel - Re: [PATCH 1/1] scripts/coccinelle/free: add conditional kfree test

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Date:	Tue, 17 Jun 2014 13:05:39 -0700
From:	Joe Perches <joe@...ches.com>
To:	Fabian Frederick <fabf@...net.be>
Cc:	linux-kernel@...r.kernel.org, Julia Lawall <Julia.Lawall@...6.fr>,
	Gilles Muller <Gilles.Muller@...6.fr>
Subject: Re: [PATCH 1/1] scripts/coccinelle/free: add conditional kfree test

On Tue, 2014-06-17 at 21:43 +0200, Fabian Frederick wrote:
> This patch adds a trivial script warning on
> 
> if(foo)
> 	kfree(foo)
> 
> (based on checkpatch)
[]
> diff --git a/scripts/coccinelle/free/cond_kfree.cocci b/scripts/coccinelle/free/cond_kfree.cocci
[]
> +* if (E)
> +*	kfree@p(E);

You should probably add all of the unnecessary
conditional tests that checkpatch uses:

kfree
usb_free_urb
debugfs_remove
debugfs_remove_recursive


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