linux-kernel - Re: [PATCH] fs: btrfs: free-space-cache.c: remove two unnecessary checks before calling kfree()

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Date:	Wed, 11 Feb 2015 12:30:54 +0100
From:	SF Markus Elfring <elfring@...rs.sourceforge.net>
To:	Bas Peters <baspeters93@...il.com>, Chris Mason <clm@...com>,
	David Sterba <dsterba@...e.cz>, Josef Bacik <jbacik@...com>
CC:	linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org,
	Julia Lawall <julia.lawall@...6.fr>
Subject: Re: [PATCH] fs: btrfs: free-space-cache.c: remove two unnecessary
 checks before calling kfree()

> kfree checks whether the pointer it is passed is NULL. The two foregoing
> checks are therefore unnecessary.
> 
> This issue was detected using Coccinelle.

Would you like to integrate my update suggestion "btrfs: Deletion of
unnecessary checks before six function calls"?
https://lkml.org/lkml/2014/10/31/606
http://article.gmane.org/gmane.linux.kernel/1818924
https://systeme.lip6.fr/pipermail/cocci/2014-October/001321.html

Regards,
Markus

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